45919315 has 16 divisors (see below), whose sum is σ = 59961888. Its totient is φ = 33555456.

The previous prime is 45919231. The next prime is 45919337. The reversal of 45919315 is 51391954.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 45919315 - 2¹³ = 45911123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2664 + ... + 9946.

It is an arithmetic number, because the mean of its divisors is an integer number (3747618).

Almost surely, 2^45919315 is an apocalyptic number.

45919315 is a deficient number, since it is larger than the sum of its proper divisors (14042573).

45919315 is a wasteful number, since it uses less digits than its factorization.

45919315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7398.

The product of its digits is 24300, while the sum is 37.

The square root of 45919315 is about 6776.3791954111. The cubic root of 45919315 is about 358.0951730360.

The spelling of 45919315 in words is "forty-five million, nine hundred nineteen thousand, three hundred fifteen".