23100503539 has 2 divisors, whose sum is σ = 23100503540. Its totient is φ = 23100503538.

The previous prime is 23100503513. The next prime is 23100503579. The reversal of 23100503539 is 93530500132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23100503539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23100503539.

It is not a weakly prime, because it can be changed into another prime (23100503579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11550251769 + 11550251770.

It is an arithmetic number, because the mean of its divisors is an integer number (11550251770).

Almost surely, 2^23100503539 is an apocalyptic number.

23100503539 is a deficient number, since it is larger than the sum of its proper divisors (1).

23100503539 is an equidigital number, since it uses as much as digits as its factorization.

23100503539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12150, while the sum is 31.

The spelling of 23100503539 in words is "twenty-three billion, one hundred million, five hundred three thousand, five hundred thirty-nine".