23453060531 has 4 divisors (see below), whose sum is σ = 23457920064. Its totient is φ = 23448201000.

The previous prime is 23453060503. The next prime is 23453060557. The reversal of 23453060531 is 13506035432.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23453060531 is a prime.

It is a super-2 number, since 2×23453060531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23453060591) 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, 2422520 + ... + 2432181.

It is an arithmetic number, because the mean of its divisors is an integer number (5864480016).

Almost surely, 2^23453060531 is an apocalyptic number.

23453060531 is a deficient number, since it is larger than the sum of its proper divisors (4859533).

23453060531 is an equidigital number, since it uses as much as digits as its factorization.

23453060531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4859532.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 23453060531 its reverse (13506035432), we get a palindrome (36959095963).

The spelling of 23453060531 in words is "twenty-three billion, four hundred fifty-three million, sixty thousand, five hundred thirty-one".