45120504 has 64 divisors (see below), whose sum is σ = 132531840. Its totient is φ = 12620160.

The previous prime is 45120479. The next prime is 45120511. The reversal of 45120504 is 40502154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3142 + ... + 10005.

It is an arithmetic number, because the mean of its divisors is an integer number (2070810).

Almost surely, 2^45120504 is an apocalyptic number.

45120504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45120504 is an abundant number, since it is smaller than the sum of its proper divisors (87411336).

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

45120504 is a wasteful number, since it uses less digits than its factorization.

45120504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13180 (or 13176 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 45120504 is about 6717.1797653480. The cubic root of 45120504 is about 356.0065436663.

Adding to 45120504 its reverse (40502154), we get a palindrome (85622658).

The spelling of 45120504 in words is "forty-five million, one hundred twenty thousand, five hundred four".