315395 has 4 divisors (see below), whose sum is σ = 378480. Its totient is φ = 252312.

The previous prime is 315389. The next prime is 315407. The reversal of 315395 is 593513.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 315395 - 2¹² = 311299 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 315395.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31535 + ... + 31544.

It is an arithmetic number, because the mean of its divisors is an integer number (94620).

2³¹⁵³⁹⁵ is an apocalyptic number.

315395 is a deficient number, since it is larger than the sum of its proper divisors (63085).

315395 is an equidigital number, since it uses as much as digits as its factorization.

315395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63084.

The product of its digits is 2025, while the sum is 26.

The square root of 315395 is about 561.6003917378. The cubic root of 315395 is about 68.0693496651.

The spelling of 315395 in words is "three hundred fifteen thousand, three hundred ninety-five".