45730137 has 4 divisors (see below), whose sum is σ = 60973520. Its totient is φ = 30486756.

The previous prime is 45730121. The next prime is 45730151. The reversal of 45730137 is 73103754.

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 not a de Polignac number, because 45730137 - 2⁴ = 45730121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45730117) 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, 7621687 + ... + 7621692.

It is an arithmetic number, because the mean of its divisors is an integer number (15243380).

Almost surely, 2^45730137 is an apocalyptic number.

It is an amenable number.

45730137 is a deficient number, since it is larger than the sum of its proper divisors (15243383).

45730137 is a wasteful number, since it uses less digits than its factorization.

45730137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15243382.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 45730137 is about 6762.4061546169. The cubic root of 45730137 is about 357.6027370304.

The spelling of 45730137 in words is "forty-five million, seven hundred thirty thousand, one hundred thirty-seven".