45134878 has 16 divisors (see below), whose sum is σ = 71618976. Its totient is φ = 21288960.

The previous prime is 45134849. The next prime is 45134893. The reversal of 45134878 is 87843154.

It is a self number, because there is not a number n which added to its sum of digits gives 45134878.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3363 + ... + 10078.

It is an arithmetic number, because the mean of its divisors is an integer number (4476186).

Almost surely, 2^45134878 is an apocalyptic number.

45134878 is a deficient number, since it is larger than the sum of its proper divisors (26484098).

45134878 is a wasteful number, since it uses less digits than its factorization.

45134878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13539.

The product of its digits is 107520, while the sum is 40.

The square root of 45134878 is about 6718.2496232278. The cubic root of 45134878 is about 356.0443438850.

The spelling of 45134878 in words is "forty-five million, one hundred thirty-four thousand, eight hundred seventy-eight".