120181552 has 10 divisors (see below), whose sum is σ = 232851788. Its totient is φ = 60090768.

The previous prime is 120181549. The next prime is 120181553. The reversal of 120181552 is 255181021.

It is a super-2 number, since 2×120181552² = 28887210882257408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120181553) 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 as a sum of consecutive naturals, namely, 3755658 + ... + 3755689.

Almost surely, 2^120181552 is an apocalyptic number.

It is an amenable number.

120181552 is a deficient number, since it is larger than the sum of its proper divisors (112670236).

120181552 is an equidigital number, since it uses as much as digits as its factorization.

120181552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7511355 (or 7511349 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 120181552 is about 10962.7346953212. The cubic root of 120181552 is about 493.4910371555.

The spelling of 120181552 in words is "one hundred twenty million, one hundred eighty-one thousand, five hundred fifty-two".