45091065 has 16 divisors (see below), whose sum is σ = 72230400. Its totient is φ = 24020352.

The previous prime is 45091061. The next prime is 45091069. The reversal of 45091065 is 56019054.

It is an interprime number because it is at equal distance from previous prime (45091061) and next prime (45091069).

It is not a de Polignac number, because 45091065 - 2² = 45091061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45091061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20541 + ... + 22629.

It is an arithmetic number, because the mean of its divisors is an integer number (4514400).

Almost surely, 2^45091065 is an apocalyptic number.

It is an amenable number.

45091065 is a deficient number, since it is larger than the sum of its proper divisors (27139335).

45091065 is a wasteful number, since it uses less digits than its factorization.

45091065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 45091065 is about 6714.9880863632. The cubic root of 45091065 is about 355.9291009970.

The spelling of 45091065 in words is "forty-five million, ninety-one thousand, sixty-five".