45129916 has 24 divisors (see below), whose sum is σ = 87988320. Its totient is φ = 20110272.

The previous prime is 45129907. The next prime is 45129941. The reversal of 45129916 is 61992154.

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 7 ways as a sum of consecutive naturals, for example, 13456 + ... + 16471.

It is an arithmetic number, because the mean of its divisors is an integer number (3666180).

Almost surely, 2^45129916 is an apocalyptic number.

It is an amenable number.

45129916 is a deficient number, since it is larger than the sum of its proper divisors (42858404).

45129916 is a wasteful number, since it uses less digits than its factorization.

45129916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29973 (or 29971 counting only the distinct ones).

The product of its digits is 19440, while the sum is 37.

The square root of 45129916 is about 6717.8803204582. The cubic root of 45129916 is about 356.0312959063.

The spelling of 45129916 in words is "forty-five million, one hundred twenty-nine thousand, nine hundred sixteen".