123433854159311 has 2 divisors, whose sum is σ = 123433854159312. Its totient is φ = 123433854159310.

The previous prime is 123433854159307. The next prime is 123433854159389. The reversal of 123433854159311 is 113951458334321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123433854159311 - 2² = 123433854159307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123433854159211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61716927079655 + 61716927079656.

It is an arithmetic number, because the mean of its divisors is an integer number (61716927079656).

Almost surely, 2^{123433854159311} is an apocalyptic number.

123433854159311 is a deficient number, since it is larger than the sum of its proper divisors (1).

123433854159311 is an equidigital number, since it uses as much as digits as its factorization.

123433854159311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4665600, while the sum is 53.

The spelling of 123433854159311 in words is "one hundred twenty-three trillion, four hundred thirty-three billion, eight hundred fifty-four million, one hundred fifty-nine thousand, three hundred eleven".