45442153 has 4 divisors (see below), whose sum is σ = 45541188. Its totient is φ = 45343120.

The previous prime is 45442123. The next prime is 45442157. The reversal of 45442153 is 35124454.

45442153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10549504 + 34892649 = 3248^2 + 5907^2 .

It is a cyclic number.

It is not a de Polignac number, because 45442153 - 2¹³ = 45433961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45442157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48826 + ... + 49747.

It is an arithmetic number, because the mean of its divisors is an integer number (11385297).

Almost surely, 2^45442153 is an apocalyptic number.

It is an amenable number.

45442153 is a deficient number, since it is larger than the sum of its proper divisors (99035).

45442153 is an equidigital number, since it uses as much as digits as its factorization.

45442153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99034.

The product of its digits is 9600, while the sum is 28.

The square root of 45442153 is about 6741.0795129564. The cubic root of 45442153 is about 356.8504919972.

The spelling of 45442153 in words is "forty-five million, four hundred forty-two thousand, one hundred fifty-three".