120416553 has 12 divisors (see below), whose sum is σ = 174365620. Its totient is φ = 80078976.

The previous prime is 120416533. The next prime is 120416557. The reversal of 120416553 is 355614021.

120416553 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 1 + 655 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 89813529 + 30603024 = 9477^2 + 5532^2 .

It is not a de Polignac number, because 120416553 - 2⁵ = 120416521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120416557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12676 + ... + 20037.

Almost surely, 2^120416553 is an apocalyptic number.

It is an amenable number.

120416553 is a deficient number, since it is larger than the sum of its proper divisors (53949067).

120416553 is a wasteful number, since it uses less digits than its factorization.

120416553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33128 (or 33125 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 120416553 is about 10973.4476350872. The cubic root of 120416553 is about 493.8124824415.

The spelling of 120416553 in words is "one hundred twenty million, four hundred sixteen thousand, five hundred fifty-three".