45054405 has 24 divisors (see below), whose sum is σ = 85194720. Its totient is φ = 21844320.

The previous prime is 45054391. The next prime is 45054409. The reversal of 45054405 is 50445054.

It is not a de Polignac number, because 45054405 - 2⁴ = 45054389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45054409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45015 + ... + 46004.

It is an arithmetic number, because the mean of its divisors is an integer number (3549780).

Almost surely, 2^45054405 is an apocalyptic number.

45054405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45054405 is a deficient number, since it is larger than the sum of its proper divisors (40140315).

45054405 is a wasteful number, since it uses less digits than its factorization.

45054405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91041 (or 91038 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 45054405 is about 6712.2578168601. The cubic root of 45054405 is about 355.8326155208.

Adding to 45054405 its reverse (50445054), we get a palindrome (95499459).

The spelling of 45054405 in words is "forty-five million, fifty-four thousand, four hundred five".