315400434413 has 2 divisors, whose sum is σ = 315400434414. Its totient is φ = 315400434412.

The previous prime is 315400434407. The next prime is 315400434439. The reversal of 315400434413 is 314434004513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284513426404 + 30887008009 = 533398^2 + 175747^2 .

It is a cyclic number.

It is not a de Polignac number, because 315400434413 - 2⁸ = 315400434157 is a prime.

It is a super-2 number, since 2×315400434413² (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 315400434413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315400436413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157700217206 + 157700217207.

It is an arithmetic number, because the mean of its divisors is an integer number (157700217207).

Almost surely, 2^315400434413 is an apocalyptic number.

It is an amenable number.

315400434413 is a deficient number, since it is larger than the sum of its proper divisors (1).

315400434413 is an equidigital number, since it uses as much as digits as its factorization.

315400434413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 315400434413 its reverse (314434004513), we get a palindrome (629834438926).

The spelling of 315400434413 in words is "three hundred fifteen billion, four hundred million, four hundred thirty-four thousand, four hundred thirteen".