45609315 has 16 divisors (see below), whose sum is σ = 75492000. Its totient is φ = 23485952.

The previous prime is 45609293. The next prime is 45609323. The reversal of 45609315 is 51390654.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 45609315 - 2⁸ = 45609059 is a prime.

It is a super-2 number, since 2×45609315² = 4160419229538450, which contains 22 as substring.

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, 51990 + ... + 52859.

It is an arithmetic number, because the mean of its divisors is an integer number (4718250).

Almost surely, 2^45609315 is an apocalyptic number.

45609315 is a deficient number, since it is larger than the sum of its proper divisors (29882685).

45609315 is a wasteful number, since it uses less digits than its factorization.

45609315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104886.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 45609315 is about 6753.4668874586. The cubic root of 45609315 is about 357.2875226886.

Adding to 45609315 its reverse (51390654), we get a palindrome (96999969).

The spelling of 45609315 in words is "forty-five million, six hundred nine thousand, three hundred fifteen".