315105513 has 8 divisors (see below), whose sum is σ = 420268800. Its totient is φ = 210006288.

The previous prime is 315105509. The next prime is 315105517. The reversal of 315105513 is 315501513.

It is an interprime number because it is at equal distance from previous prime (315105509) and next prime (315105517).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 315105513 - 2² = 315105509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (315105517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3033 + ... + 25286.

It is an arithmetic number, because the mean of its divisors is an integer number (52533600).

Almost surely, 2^315105513 is an apocalyptic number.

It is an amenable number.

315105513 is a deficient number, since it is larger than the sum of its proper divisors (105163287).

315105513 is a wasteful number, since it uses less digits than its factorization.

315105513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32031.

The product of its (nonzero) digits is 1125, while the sum is 24.

The square root of 315105513 is about 17751.2115924519. The cubic root of 315105513 is about 680.4851735030.

The spelling of 315105513 in words is "three hundred fifteen million, one hundred five thousand, five hundred thirteen".