45133980 has 48 divisors (see below), whose sum is σ = 133812000. Its totient is φ = 11327488.

The previous prime is 45133967. The next prime is 45133993. The reversal of 45133980 is 8933154.

It is an interprime number because it is at equal distance from previous prime (45133967) and next prime (45133993).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21105 + ... + 23144.

It is an arithmetic number, because the mean of its divisors is an integer number (2787750).

Almost surely, 2^45133980 is an apocalyptic number.

It is an amenable number.

45133980 is an abundant number, since it is smaller than the sum of its proper divisors (88678020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45133980 is a wasteful number, since it uses less digits than its factorization.

45133980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44278 (or 44276 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 45133980 is about 6718.1827900110. The cubic root of 45133980 is about 356.0419825925.

The spelling of 45133980 in words is "forty-five million, one hundred thirty-three thousand, nine hundred eighty".