2315151 has 6 divisors (see below), whose sum is σ = 3344120. Its totient is φ = 1543428.

The previous prime is 2315149. The next prime is 2315161. The reversal of 2315151 is 1515132.

It is not a de Polignac number, because 2315151 - 2¹ = 2315149 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128611 + ... + 128628.

2^2315151 is an apocalyptic number.

2315151 is a deficient number, since it is larger than the sum of its proper divisors (1028969).

2315151 is a wasteful number, since it uses less digits than its factorization.

2315151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257245 (or 257242 counting only the distinct ones).

The product of its digits is 150, while the sum is 18.

The square root of 2315151 is about 1521.5620263400. The cubic root of 2315151 is about 132.2898246160.

The spelling of 2315151 in words is "two million, three hundred fifteen thousand, one hundred fifty-one".