1452040128 has 336 divisors, whose sum is σ = 5420563200. Its totient is φ = 376911360.

The previous prime is 1452040127. The next prime is 1452040129. The reversal of 1452040128 is 8210402541.

1452040128 is a `hidden beast` number, since 14 + 520 + 4 + 0 + 128 = 666.

It is an interprime number because it is at equal distance from previous prime (1452040127) and next prime (1452040129).

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452040127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 930613 + ... + 932171.

Almost surely, 2^1452040128 is an apocalyptic number.

1452040128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1452040128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2710281600).

1452040128 is an abundant number, since it is smaller than the sum of its proper divisors (3968523072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1452040128 is a wasteful number, since it uses less digits than its factorization.

1452040128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1582 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 1452040128 is about 38105.6443063229. The cubic root of 1452040128 is about 1132.3817796862.

Adding to 1452040128 its reverse (8210402541), we get a palindrome (9662442669).

The spelling of 1452040128 in words is "one billion, four hundred fifty-two million, forty thousand, one hundred twenty-eight".