45500405 has 16 divisors (see below), whose sum is σ = 56584704. Its totient is φ = 35087040.

The previous prime is 45500393. The next prime is 45500419. The reversal of 45500405 is 50400554.

It is not a de Polignac number, because 45500405 - 2¹² = 45496309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57422 + ... + 58208.

It is an arithmetic number, because the mean of its divisors is an integer number (3536544).

Almost surely, 2^45500405 is an apocalyptic number.

It is an amenable number.

45500405 is a deficient number, since it is larger than the sum of its proper divisors (11084299).

45500405 is a wasteful number, since it uses less digits than its factorization.

45500405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 45500405 is about 6745.3988021465. The cubic root of 45500405 is about 357.0029083292.

Adding to 45500405 its reverse (50400554), we get a palindrome (95900959).

The spelling of 45500405 in words is "forty-five million, five hundred thousand, four hundred five".