45681051 has 16 divisors (see below), whose sum is σ = 67368224. Its totient is φ = 27350784.

The previous prime is 45681043. The next prime is 45681079. The reversal of 45681051 is 15018654.

45681051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45681051 - 2³ = 45681043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45681551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14386 + ... + 17271.

It is an arithmetic number, because the mean of its divisors is an integer number (4210514).

Almost surely, 2^45681051 is an apocalyptic number.

45681051 is a deficient number, since it is larger than the sum of its proper divisors (21687173).

45681051 is a wasteful number, since it uses less digits than its factorization.

45681051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31710.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 45681051 is about 6758.7758506996. The cubic root of 45681051 is about 357.4747428649.

The spelling of 45681051 in words is "forty-five million, six hundred eighty-one thousand, fifty-one".