23055034531 has 4 divisors (see below), whose sum is σ = 23399139592. Its totient is φ = 22710929472.

The previous prime is 23055034493. The next prime is 23055034559. The reversal of 23055034531 is 13543055032.

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

It is a cyclic number.

It is not a de Polignac number, because 23055034531 - 2²¹ = 23052937379 is a prime.

It is a super-2 number, since 2×23055034531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23055034493 and 23055034502.

It is not an unprimeable number, because it can be changed into a prime (23055034031) 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, 172052430 + ... + 172052563.

It is an arithmetic number, because the mean of its divisors is an integer number (5849784898).

Almost surely, 2^23055034531 is an apocalyptic number.

23055034531 is a deficient number, since it is larger than the sum of its proper divisors (344105061).

23055034531 is an equidigital number, since it uses as much as digits as its factorization.

23055034531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344105060.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 23055034531 its reverse (13543055032), we get a palindrome (36598089563).

The spelling of 23055034531 in words is "twenty-three billion, fifty-five million, thirty-four thousand, five hundred thirty-one".