45511371 has 6 divisors (see below), whose sum is σ = 65738660. Its totient is φ = 30340908.

The previous prime is 45511357. The next prime is 45511387. The reversal of 45511371 is 17311554.

It is not a de Polignac number, because 45511371 - 2²⁵ = 11956939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45511391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2528401 + ... + 2528418.

Almost surely, 2^45511371 is an apocalyptic number.

45511371 is a deficient number, since it is larger than the sum of its proper divisors (20227289).

45511371 is a wasteful number, since it uses less digits than its factorization.

45511371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056825 (or 5056822 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 45511371 is about 6746.2116035594. The cubic root of 45511371 is about 357.0315863115.

The spelling of 45511371 in words is "forty-five million, five hundred eleven thousand, three hundred seventy-one".