23540752043 has 2 divisors, whose sum is σ = 23540752044. Its totient is φ = 23540752042.

The previous prime is 23540752033. The next prime is 23540752087. The reversal of 23540752043 is 34025704532.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23540752043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23540751994 and 23540752012.

It is not a weakly prime, because it can be changed into another prime (23540752033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11770376021 + 11770376022.

It is an arithmetic number, because the mean of its divisors is an integer number (11770376022).

Almost surely, 2^23540752043 is an apocalyptic number.

23540752043 is a deficient number, since it is larger than the sum of its proper divisors (1).

23540752043 is an equidigital number, since it uses as much as digits as its factorization.

23540752043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 35.

The spelling of 23540752043 in words is "twenty-three billion, five hundred forty million, seven hundred fifty-two thousand, forty-three".