45840051 has 6 divisors (see below), whose sum is σ = 66213420. Its totient is φ = 30560028.

The previous prime is 45840037. The next prime is 45840079. The reversal of 45840051 is 15004854.

It is not a de Polignac number, because 45840051 - 2⁵ = 45840019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45839997 and 45840024.

It is not an unprimeable number, because it can be changed into a prime (45841051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2546661 + ... + 2546678.

It is an arithmetic number, because the mean of its divisors is an integer number (11035570).

Almost surely, 2^45840051 is an apocalyptic number.

45840051 is a deficient number, since it is larger than the sum of its proper divisors (20373369).

45840051 is a wasteful number, since it uses less digits than its factorization.

45840051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5093345 (or 5093342 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 45840051 is about 6770.5281182490. The cubic root of 45840051 is about 357.8890114003.

The spelling of 45840051 in words is "forty-five million, eight hundred forty thousand, fifty-one".