23635061311 has 2 divisors, whose sum is σ = 23635061312. Its totient is φ = 23635061310.

The previous prime is 23635061279. The next prime is 23635061347. The reversal of 23635061311 is 11316053632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23635061311 - 2⁵ = 23635061279 is a prime.

It is a super-2 number, since 2×23635061311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23635061711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11817530655 + 11817530656.

It is an arithmetic number, because the mean of its divisors is an integer number (11817530656).

Almost surely, 2^23635061311 is an apocalyptic number.

23635061311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23635061311 is an equidigital number, since it uses as much as digits as its factorization.

23635061311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The spelling of 23635061311 in words is "twenty-three billion, six hundred thirty-five million, sixty-one thousand, three hundred eleven".