45250507 has 4 divisors (see below), whose sum is σ = 45315040. Its totient is φ = 45185976.

The previous prime is 45250493. The next prime is 45250523. The reversal of 45250507 is 70505254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70505254 = 2 ⋅35252627.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45250507 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45250567) 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, 31203 + ... + 32620.

It is an arithmetic number, because the mean of its divisors is an integer number (11328760).

Almost surely, 2^45250507 is an apocalyptic number.

45250507 is a deficient number, since it is larger than the sum of its proper divisors (64533).

45250507 is an equidigital number, since it uses as much as digits as its factorization.

45250507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64532.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 45250507 is about 6726.8497084445. The cubic root of 45250507 is about 356.3481292415.

The spelling of 45250507 in words is "forty-five million, two hundred fifty thousand, five hundred seven".