431423124413 has 2 divisors, whose sum is σ = 431423124414. Its totient is φ = 431423124412.

The previous prime is 431423124409. The next prime is 431423124491. The reversal of 431423124413 is 314421324134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338103872089 + 93319252324 = 581467^2 + 305482^2 .

It is a cyclic number.

It is not a de Polignac number, because 431423124413 - 2² = 431423124409 is a prime.

It is a super-2 number, since 2×431423124413² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431423124413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431423121413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215711562206 + 215711562207.

It is an arithmetic number, because the mean of its divisors is an integer number (215711562207).

Almost surely, 2^431423124413 is an apocalyptic number.

It is an amenable number.

431423124413 is a deficient number, since it is larger than the sum of its proper divisors (1).

431423124413 is an equidigital number, since it uses as much as digits as its factorization.

431423124413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 32.

Adding to 431423124413 its reverse (314421324134), we get a palindrome (745844448547).

The spelling of 431423124413 in words is "four hundred thirty-one billion, four hundred twenty-three million, one hundred twenty-four thousand, four hundred thirteen".