123236424632407 has 2 divisors, whose sum is σ = 123236424632408. Its totient is φ = 123236424632406.

The previous prime is 123236424632309. The next prime is 123236424632411. The reversal of 123236424632407 is 704236424632321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123236424632407 is a prime.

It is a super-2 number, since 2×123236424632407² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123236424632417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61618212316203 + 61618212316204.

It is an arithmetic number, because the mean of its divisors is an integer number (61618212316204).

Almost surely, 2^{123236424632407} is an apocalyptic number.

123236424632407 is a deficient number, since it is larger than the sum of its proper divisors (1).

123236424632407 is an equidigital number, since it uses as much as digits as its factorization.

123236424632407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 49.

The spelling of 123236424632407 in words is "one hundred twenty-three trillion, two hundred thirty-six billion, four hundred twenty-four million, six hundred thirty-two thousand, four hundred seven".