45187065 has 168 divisors, whose sum is σ = 107656128. Its totient is φ = 17962560.

The previous prime is 45187049. The next prime is 45187091. The reversal of 45187065 is 56078154.

It is not a de Polignac number, because 45187065 - 2⁴ = 45187049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 1964644 + ... + 1964666.

Almost surely, 2^45187065 is an apocalyptic number.

45187065 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45187065 is an abundant number, since it is smaller than the sum of its proper divisors (62469063).

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

45187065 is a wasteful number, since it uses less digits than its factorization.

45187065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 45187065 is about 6722.1324741484. The cubic root of 45187065 is about 356.1815159216.

The spelling of 45187065 in words is "forty-five million, one hundred eighty-seven thousand, sixty-five".