2315903 has 2 divisors, whose sum is σ = 2315904. Its totient is φ = 2315902.

The previous prime is 2315897. The next prime is 2315947. The reversal of 2315903 is 3095132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2315903 - 2⁶ = 2315839 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2315953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157951 + 1157952.

It is an arithmetic number, because the mean of its divisors is an integer number (1157952).

2^2315903 is an apocalyptic number.

2315903 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315903 is an equidigital number, since it uses as much as digits as its factorization.

2315903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 2315903 is about 1521.8091207507. The cubic root of 2315903 is about 132.3041463857.

The spelling of 2315903 in words is "two million, three hundred fifteen thousand, nine hundred three".