45907551 has 12 divisors (see below), whose sum is σ = 68597880. Its totient is φ = 29549520.

The previous prime is 45907507. The next prime is 45907567. The reversal of 45907551 is 15570954.

It is not a de Polignac number, because 45907551 - 2¹⁸ = 45645407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45907451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87685 + ... + 88206.

It is an arithmetic number, because the mean of its divisors is an integer number (5716490).

Almost surely, 2^45907551 is an apocalyptic number.

45907551 is a deficient number, since it is larger than the sum of its proper divisors (22690329).

45907551 is a wasteful number, since it uses less digits than its factorization.

45907551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175926 (or 175923 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 45907551 is about 6775.5111246311. The cubic root of 45907551 is about 358.0645904702.

The spelling of 45907551 in words is "forty-five million, nine hundred seven thousand, five hundred fifty-one".