45043757 has 16 divisors (see below), whose sum is σ = 51105600. Its totient is φ = 39325440.

The previous prime is 45043709. The next prime is 45043759. The reversal of 45043757 is 75734054.

45043757 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 45043757 - 2⁸ = 45043501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45043759) 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, 107294 + ... + 107712.

It is an arithmetic number, because the mean of its divisors is an integer number (3194100).

Almost surely, 2^45043757 is an apocalyptic number.

It is an amenable number.

45043757 is a deficient number, since it is larger than the sum of its proper divisors (6061843).

45043757 is a wasteful number, since it uses less digits than its factorization.

45043757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796.

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 45043757 is about 6711.4645942596. The cubic root of 45043757 is about 355.8045812349.

The spelling of 45043757 in words is "forty-five million, forty-three thousand, seven hundred fifty-seven".