45021164 has 6 divisors (see below), whose sum is σ = 78787044. Its totient is φ = 22510580.

The previous prime is 45021161. The next prime is 45021167. The reversal of 45021164 is 46112054.

It is an interprime number because it is at equal distance from previous prime (45021161) and next prime (45021167).

It is a super-3 number, since 3×45021164³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (45021161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5627642 + ... + 5627649.

It is an arithmetic number, because the mean of its divisors is an integer number (13131174).

Almost surely, 2^45021164 is an apocalyptic number.

It is an amenable number.

45021164 is a deficient number, since it is larger than the sum of its proper divisors (33765880).

45021164 is a wasteful number, since it uses less digits than its factorization.

45021164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11255295 (or 11255293 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 45021164 is about 6709.7812184899. The cubic root of 45021164 is about 355.7450832576.

The spelling of 45021164 in words is "forty-five million, twenty-one thousand, one hundred sixty-four".