45012499 has 8 divisors (see below), whose sum is σ = 51501920. Its totient is φ = 38537856.

The previous prime is 45012491. The next prime is 45012523. The reversal of 45012499 is 99421054.

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

It is not a de Polignac number, because 45012499 - 2³ = 45012491 is a prime.

It is a super-2 number, since 2×45012499² = 4052250132450002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45012491) 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, 3877 + ... + 10249.

It is an arithmetic number, because the mean of its divisors is an integer number (6437740).

Almost surely, 2^45012499 is an apocalyptic number.

45012499 is a deficient number, since it is larger than the sum of its proper divisors (6489421).

45012499 is a wasteful number, since it uses less digits than its factorization.

45012499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 45012499 is about 6709.1354882727. The cubic root of 45012499 is about 355.7222589630.

The spelling of 45012499 in words is "forty-five million, twelve thousand, four hundred ninety-nine".