45013937 has 4 divisors (see below), whose sum is σ = 45434736. Its totient is φ = 44593140.

The previous prime is 45013919. The next prime is 45013949. The reversal of 45013937 is 73931054.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-45013937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45013957) 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, 210239 + ... + 210452.

It is an arithmetic number, because the mean of its divisors is an integer number (11358684).

Almost surely, 2^45013937 is an apocalyptic number.

It is an amenable number.

45013937 is a deficient number, since it is larger than the sum of its proper divisors (420799).

45013937 is a wasteful number, since it uses less digits than its factorization.

45013937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420798.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 45013937 is about 6709.2426547264. The cubic root of 45013937 is about 355.7260469713.

The spelling of 45013937 in words is "forty-five million, thirteen thousand, nine hundred thirty-seven".