45688513 has 8 divisors (see below), whose sum is σ = 50790656. Its totient is φ = 40813200.

The previous prime is 45688507. The next prime is 45688553. The reversal of 45688513 is 31588654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45688513 - 2⁵ = 45688481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45688553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56283 + ... + 57088.

It is an arithmetic number, because the mean of its divisors is an integer number (6348832).

Almost surely, 2^45688513 is an apocalyptic number.

It is an amenable number.

45688513 is a deficient number, since it is larger than the sum of its proper divisors (5102143).

45688513 is a wasteful number, since it uses less digits than its factorization.

45688513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113415.

The product of its digits is 115200, while the sum is 40.

The square root of 45688513 is about 6759.3278511994. The cubic root of 45688513 is about 357.4942063058.

The spelling of 45688513 in words is "forty-five million, six hundred eighty-eight thousand, five hundred thirteen".