431352253117 has 2 divisors, whose sum is σ = 431352253118. Its totient is φ = 431352253116.

The previous prime is 431352253049. The next prime is 431352253151. The reversal of 431352253117 is 711352253134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233802227961 + 197550025156 = 483531^2 + 444466^2 .

It is a cyclic number.

It is not a de Polignac number, because 431352253117 - 2³⁵ = 396992514749 is a prime.

It is a super-2 number, since 2×431352253117² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431352253187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215676126558 + 215676126559.

It is an arithmetic number, because the mean of its divisors is an integer number (215676126559).

Almost surely, 2^431352253117 is an apocalyptic number.

It is an amenable number.

431352253117 is a deficient number, since it is larger than the sum of its proper divisors (1).

431352253117 is an equidigital number, since it uses as much as digits as its factorization.

431352253117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The spelling of 431352253117 in words is "four hundred thirty-one billion, three hundred fifty-two million, two hundred fifty-three thousand, one hundred seventeen".