120444045 has 16 divisors (see below), whose sum is σ = 195426432. Its totient is φ = 63331520.

The previous prime is 120444029. The next prime is 120444061. The reversal of 120444045 is 540444021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120444029) and next prime (120444061).

It is not a de Polignac number, because 120444045 - 2⁴ = 120444029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55482 + ... + 57611.

It is an arithmetic number, because the mean of its divisors is an integer number (12214152).

Almost surely, 2^120444045 is an apocalyptic number.

120444045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120444045 is a deficient number, since it is larger than the sum of its proper divisors (74982387).

120444045 is a wasteful number, since it uses less digits than its factorization.

120444045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113172.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 120444045 is about 10974.7002236963. The cubic root of 120444045 is about 493.8500599434.

Subtracting from 120444045 its sum of digits (24), we obtain a palindrome (120444021).

Adding to 120444045 its reverse (540444021), we get a palindrome (660888066).

The spelling of 120444045 in words is "one hundred twenty million, four hundred forty-four thousand, forty-five".