45120546 has 12 divisors (see below), whose sum is σ = 97761222. Its totient is φ = 15040176.

The previous prime is 45120527. The next prime is 45120587. The reversal of 45120546 is 64502154.

45120546 is a `hidden beast` number, since 451 + 205 + 4 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25857225 + 19263321 = 5085^2 + 4389^2 .

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 5 ways as a sum of consecutive naturals, for example, 1253331 + ... + 1253366.

Almost surely, 2^45120546 is an apocalyptic number.

45120546 is an abundant number, since it is smaller than the sum of its proper divisors (52640676).

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

45120546 is a wasteful number, since it uses less digits than its factorization.

45120546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506705 (or 2506702 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45120546 is about 6717.1828916593. The cubic root of 45120546 is about 356.0066541280.

The spelling of 45120546 in words is "forty-five million, one hundred twenty thousand, five hundred forty-six".