120275136 has 168 divisors, whose sum is σ = 372307104. Its totient is φ = 36986880.

The previous prime is 120275131. The next prime is 120275159. The reversal of 120275136 is 631572021.

It is a happy number.

120275136 is a `hidden beast` number, since 120 + 27 + 513 + 6 = 666.

It is a super-2 number, since 2×120275136² = 28932216679636992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120275131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 695146 + ... + 695318.

Almost surely, 2^120275136 is an apocalyptic number.

120275136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120275136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186153552).

120275136 is an abundant number, since it is smaller than the sum of its proper divisors (252031968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120275136 is a wasteful number, since it uses less digits than its factorization.

120275136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 120275136 is about 10967.0021427918. The cubic root of 120275136 is about 493.6190958641.

The spelling of 120275136 in words is "one hundred twenty million, two hundred seventy-five thousand, one hundred thirty-six".