1451536452 has 36 divisors (see below), whose sum is σ = 3673540780. Its totient is φ = 483268032.

The previous prime is 1451536451. The next prime is 1451536469. The reversal of 1451536452 is 2546351541.

1451536452 is a `hidden beast` number, since 1 + 4 + 5 + 1 + 5 + 3 + 645 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44836416 + 1406700036 = 6696^2 + 37506^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1451536451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7074 + ... + 54342.

Almost surely, 2^1451536452 is an apocalyptic number.

1451536452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1451536452 is an abundant number, since it is smaller than the sum of its proper divisors (2222004328).

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

1451536452 is a wasteful number, since it uses less digits than its factorization.

1451536452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48132 (or 48127 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 1451536452 is about 38099.0347909235. The cubic root of 1451536452 is about 1132.2508330101.

Adding to 1451536452 its reverse (2546351541), we get a palindrome (3997887993).

The spelling of 1451536452 in words is "one billion, four hundred fifty-one million, five hundred thirty-six thousand, four hundred fifty-two".