315344132 has 6 divisors (see below), whose sum is σ = 551852238. Its totient is φ = 157672064.

The previous prime is 315344129. The next prime is 315344147. The reversal of 315344132 is 231443513.

It can be written as a sum of positive squares in only one way, i.e., 194212096 + 121132036 = 13936^2 + 11006^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39418013 + ... + 39418020.

It is an arithmetic number, because the mean of its divisors is an integer number (91975373).

Almost surely, 2^315344132 is an apocalyptic number.

It is an amenable number.

315344132 is a deficient number, since it is larger than the sum of its proper divisors (236508106).

315344132 is a wasteful number, since it uses less digits than its factorization.

315344132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78836037 (or 78836035 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 315344132 is about 17757.9315236882. The cubic root of 315344132 is about 680.6568998134.

Adding to 315344132 its reverse (231443513), we get a palindrome (546787645).

The spelling of 315344132 in words is "three hundred fifteen million, three hundred forty-four thousand, one hundred thirty-two".