45921051 has 12 divisors (see below), whose sum is σ = 72360600. Its totient is φ = 27830880.

The previous prime is 45921047. The next prime is 45921059. The reversal of 45921051 is 15012954.

It is not a de Polignac number, because 45921051 - 2² = 45921047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45921059) 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, 231826 + ... + 232023.

It is an arithmetic number, because the mean of its divisors is an integer number (6030050).

Almost surely, 2^45921051 is an apocalyptic number.

45921051 is a deficient number, since it is larger than the sum of its proper divisors (26439549).

45921051 is a wasteful number, since it uses less digits than its factorization.

45921051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463866 (or 463863 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 45921051 is about 6776.5072862058. The cubic root of 45921051 is about 358.0996856279.

The spelling of 45921051 in words is "forty-five million, nine hundred twenty-one thousand, fifty-one".