45112870 has 16 divisors (see below), whose sum is σ = 88585488. Its totient is φ = 16404640.

The previous prime is 45112861. The next prime is 45112889. The reversal of 45112870 is 7821154.

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, 204949 + ... + 205168.

It is an arithmetic number, because the mean of its divisors is an integer number (5536593).

Almost surely, 2^45112870 is an apocalyptic number.

45112870 is a deficient number, since it is larger than the sum of its proper divisors (43472618).

45112870 is a wasteful number, since it uses less digits than its factorization.

45112870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410135.

The product of its (nonzero) digits is 2240, while the sum is 28.

The square root of 45112870 is about 6716.6114968785. The cubic root of 45112870 is about 355.9864647886.

It can be divided in two parts, 4511 and 2870, that added together give a triangular number (7381 = T₁₂₁).

The spelling of 45112870 in words is "forty-five million, one hundred twelve thousand, eight hundred seventy".