45424253 has 4 divisors (see below), whose sum is σ = 51913440. Its totient is φ = 38935068.

The previous prime is 45424243. The next prime is 45424259. The reversal of 45424253 is 35242454.

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 45424253 - 2⁶ = 45424189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45424259) 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, 3244583 + ... + 3244596.

It is an arithmetic number, because the mean of its divisors is an integer number (12978360).

Almost surely, 2^45424253 is an apocalyptic number.

It is an amenable number.

45424253 is a deficient number, since it is larger than the sum of its proper divisors (6489187).

45424253 is an equidigital number, since it uses as much as digits as its factorization.

45424253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489186.

The product of its digits is 19200, while the sum is 29.

The square root of 45424253 is about 6739.7517016579. The cubic root of 45424253 is about 356.8036304947.

The spelling of 45424253 in words is "forty-five million, four hundred twenty-four thousand, two hundred fifty-three".