45503401 has 4 divisors (see below), whose sum is σ = 45556992. Its totient is φ = 45449812.

The previous prime is 45503387. The next prime is 45503413. The reversal of 45503401 is 10430554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45503401 - 2⁵ = 45503369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45503431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25501 + ... + 27226.

It is an arithmetic number, because the mean of its divisors is an integer number (11389248).

Almost surely, 2^45503401 is an apocalyptic number.

It is an amenable number.

45503401 is a deficient number, since it is larger than the sum of its proper divisors (53591).

45503401 is an equidigital number, since it uses as much as digits as its factorization.

45503401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53590.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45503401 is about 6745.6208757979. The cubic root of 45503401 is about 357.0107438436.

Adding to 45503401 its reverse (10430554), we get a palindrome (55933955).

The spelling of 45503401 in words is "forty-five million, five hundred three thousand, four hundred one".