315955 has 8 divisors (see below), whose sum is σ = 392400. Its totient is φ = 243936.

The previous prime is 315949. The next prime is 315961. The reversal of 315955 is 559513.

315955 = T₃₅₃ + T₃₅₄ + ... + T₃₅₇.

It is an interprime number because it is at equal distance from previous prime (315949) and next prime (315961).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315955 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945 + ... + 1234.

It is an arithmetic number, because the mean of its divisors is an integer number (49050).

2³¹⁵⁹⁵⁵ is an apocalyptic number.

315955 is a deficient number, since it is larger than the sum of its proper divisors (76445).

315955 is a wasteful number, since it uses less digits than its factorization.

315955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213.

The product of its digits is 3375, while the sum is 28.

The square root of 315955 is about 562.0987457734. The cubic root of 315955 is about 68.1096127187.

The spelling of 315955 in words is "three hundred fifteen thousand, nine hundred fifty-five".