45130556 has 6 divisors (see below), whose sum is σ = 78978480. Its totient is φ = 22565276.

The previous prime is 45130549. The next prime is 45130601. The reversal of 45130556 is 65503154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5641316 + ... + 5641323.

It is an arithmetic number, because the mean of its divisors is an integer number (13163080).

Almost surely, 2^45130556 is an apocalyptic number.

It is an amenable number.

45130556 is a deficient number, since it is larger than the sum of its proper divisors (33847924).

45130556 is a wasteful number, since it uses less digits than its factorization.

45130556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11282643 (or 11282641 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 45130556 is about 6717.9279543621. The cubic root of 45130556 is about 356.0329788916.

The spelling of 45130556 in words is "forty-five million, one hundred thirty thousand, five hundred fifty-six".