23134290787 has 2 divisors, whose sum is σ = 23134290788. Its totient is φ = 23134290786.

The previous prime is 23134290743. The next prime is 23134290827. The reversal of 23134290787 is 78709243132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23134290787 is a prime.

It is not a weakly prime, because it can be changed into another prime (23134200787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11567145393 + 11567145394.

It is an arithmetic number, because the mean of its divisors is an integer number (11567145394).

Almost surely, 2^23134290787 is an apocalyptic number.

23134290787 is a deficient number, since it is larger than the sum of its proper divisors (1).

23134290787 is an equidigital number, since it uses as much as digits as its factorization.

23134290787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 23134290787 in words is "twenty-three billion, one hundred thirty-four million, two hundred ninety thousand, seven hundred eighty-seven".