453261252531 has 4 divisors (see below), whose sum is σ = 604348336712. Its totient is φ = 302174168352.

The previous prime is 453261252529. The next prime is 453261252569. The reversal of 453261252531 is 135252162354.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 453261252531 - 2¹ = 453261252529 is a prime.

It is a super-2 number, since 2×453261252531² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453261252531.

It is not an unprimeable number, because it can be changed into a prime (453261256531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75543542086 + ... + 75543542091.

It is an arithmetic number, because the mean of its divisors is an integer number (151087084178).

Almost surely, 2^453261252531 is an apocalyptic number.

453261252531 is a deficient number, since it is larger than the sum of its proper divisors (151087084181).

453261252531 is a wasteful number, since it uses less digits than its factorization.

453261252531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151087084180.

The product of its digits is 216000, while the sum is 39.

The spelling of 453261252531 in words is "four hundred fifty-three billion, two hundred sixty-one million, two hundred fifty-two thousand, five hundred thirty-one".