12431750413 has 2 divisors, whose sum is σ = 12431750414. Its totient is φ = 12431750412.

The previous prime is 12431750399. The next prime is 12431750477. The reversal of 12431750413 is 31405713421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9746230729 + 2685519684 = 98723^2 + 51822^2 .

It is a cyclic number.

It is not a de Polignac number, because 12431750413 - 2⁹ = 12431749901 is a prime.

It is a super-2 number, since 2×12431750413² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12431750813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6215875206 + 6215875207.

It is an arithmetic number, because the mean of its divisors is an integer number (6215875207).

Almost surely, 2^12431750413 is an apocalyptic number.

It is an amenable number.

12431750413 is a deficient number, since it is larger than the sum of its proper divisors (1).

12431750413 is an equidigital number, since it uses as much as digits as its factorization.

12431750413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 12431750413 in words is "twelve billion, four hundred thirty-one million, seven hundred fifty thousand, four hundred thirteen".