45003753 has 12 divisors (see below), whose sum is σ = 65206128. Its totient is φ = 29909880.

The previous prime is 45003733. The next prime is 45003779. The reversal of 45003753 is 35730054.

It is a happy number.

It is not a de Polignac number, because 45003753 - 2⁶ = 45003689 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45003703) 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, 4575 + ... + 10532.

It is an arithmetic number, because the mean of its divisors is an integer number (5433844).

Almost surely, 2^45003753 is an apocalyptic number.

It is an amenable number.

45003753 is a deficient number, since it is larger than the sum of its proper divisors (20202375).

45003753 is a wasteful number, since it uses less digits than its factorization.

45003753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15444 (or 15441 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 45003753 is about 6708.4836587712. The cubic root of 45003753 is about 355.6992183375.

The spelling of 45003753 in words is "forty-five million, three thousand, seven hundred fifty-three".