1453451000 has 64 divisors (see below), whose sum is σ = 3518424000. Its totient is φ = 561321600.

The previous prime is 1453450993. The next prime is 1453451009. The reversal of 1453451000 is 1543541.

It is a super-2 number, since 2×1453451000² = 4225039618802000000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453451009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3941 + ... + 54059.

It is an arithmetic number, because the mean of its divisors is an integer number (54975375).

Almost surely, 2^1453451000 is an apocalyptic number.

1453451000 is a gapful number since it is divisible by the number (10) 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 1453451000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1759212000).

1453451000 is an abundant number, since it is smaller than the sum of its proper divisors (2064973000).

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

1453451000 is a wasteful number, since it uses less digits than its factorization.

1453451000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50169 (or 50155 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1453451000 is about 38124.1524495955. The cubic root of 1453451000 is about 1132.7484198235.

Adding to 1453451000 its reverse (1543541), we get a palindrome (1454994541).

The spelling of 1453451000 in words is "one billion, four hundred fifty-three million, four hundred fifty-one thousand".