45112637 has 4 divisors (see below), whose sum is σ = 47074080. Its totient is φ = 43151196.

The previous prime is 45112597. The next prime is 45112643. The reversal of 45112637 is 73621154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45112637 - 2¹⁰ = 45111613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45112687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980687 + ... + 980732.

It is an arithmetic number, because the mean of its divisors is an integer number (11768520).

Almost surely, 2^45112637 is an apocalyptic number.

It is an amenable number.

45112637 is a deficient number, since it is larger than the sum of its proper divisors (1961443).

45112637 is a wasteful number, since it uses less digits than its factorization.

45112637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961442.

The product of its digits is 5040, while the sum is 29.

The square root of 45112637 is about 6716.5941518004. The cubic root of 45112637 is about 355.9858519185.

The spelling of 45112637 in words is "forty-five million, one hundred twelve thousand, six hundred thirty-seven".