45122253 has 8 divisors (see below), whose sum is σ = 65632416. Its totient is φ = 27346800.

The previous prime is 45122243. The next prime is 45122257. The reversal of 45122253 is 35222154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45122253 - 2⁴ = 45122237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45122257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683638 + ... + 683703.

It is an arithmetic number, because the mean of its divisors is an integer number (8204052).

Almost surely, 2^45122253 is an apocalyptic number.

It is an amenable number.

45122253 is a deficient number, since it is larger than the sum of its proper divisors (20510163).

45122253 is a wasteful number, since it uses less digits than its factorization.

45122253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367355.

The product of its digits is 2400, while the sum is 24.

The square root of 45122253 is about 6717.3099526522. The cubic root of 45122253 is about 356.0111435514.

Subtracting from 45122253 its reverse (35222154), we obtain a palindrome (9900099).

The spelling of 45122253 in words is "forty-five million, one hundred twenty-two thousand, two hundred fifty-three".