23403186311 has 2 divisors, whose sum is σ = 23403186312. Its totient is φ = 23403186310.

The previous prime is 23403186281. The next prime is 23403186319. The reversal of 23403186311 is 11368130432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23403186311 - 2²² = 23398992007 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23403186319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701593155 + 11701593156.

It is an arithmetic number, because the mean of its divisors is an integer number (11701593156).

Almost surely, 2^23403186311 is an apocalyptic number.

23403186311 is a deficient number, since it is larger than the sum of its proper divisors (1).

23403186311 is an equidigital number, since it uses as much as digits as its factorization.

23403186311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 23403186311 in words is "twenty-three billion, four hundred three million, one hundred eighty-six thousand, three hundred eleven".