431141343389 has 2 divisors, whose sum is σ = 431141343390. Its totient is φ = 431141343388.

The previous prime is 431141343301. The next prime is 431141343427. The reversal of 431141343389 is 983343141134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 425570960164 + 5570383225 = 652358^2 + 74635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431141343389 is a prime.

It is a super-2 number, since 2×431141343389² (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 (431144343389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215570671694 + 215570671695.

It is an arithmetic number, because the mean of its divisors is an integer number (215570671695).

Almost surely, 2^431141343389 is an apocalyptic number.

It is an amenable number.

431141343389 is a deficient number, since it is larger than the sum of its proper divisors (1).

431141343389 is an equidigital number, since it uses as much as digits as its factorization.

431141343389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The spelling of 431141343389 in words is "four hundred thirty-one billion, one hundred forty-one million, three hundred forty-three thousand, three hundred eighty-nine".