123717263 has 2 divisors, whose sum is σ = 123717264. Its totient is φ = 123717262.

The previous prime is 123717247. The next prime is 123717281. The reversal of 123717263 is 362717321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123717263 - 2⁴ = 123717247 is a prime.

It is a super-2 number, since 2×123717263² = 30611922328422338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123710263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61858631 + 61858632.

It is an arithmetic number, because the mean of its divisors is an integer number (61858632).

Almost surely, 2^123717263 is an apocalyptic number.

123717263 is a deficient number, since it is larger than the sum of its proper divisors (1).

123717263 is an equidigital number, since it uses as much as digits as its factorization.

123717263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10584, while the sum is 32.

The square root of 123717263 is about 11122.8262145913. The cubic root of 123717263 is about 498.2838000552.

The spelling of 123717263 in words is "one hundred twenty-three million, seven hundred seventeen thousand, two hundred sixty-three".