120887275 has 12 divisors (see below), whose sum is σ = 150040000. Its totient is φ = 96619680.

The previous prime is 120887269. The next prime is 120887303. The reversal of 120887275 is 572788021.

It is a de Polignac number, because none of the positive numbers 2^k-120887275 is a prime.

It is a super-2 number, since 2×120887275² = 29227466513851250, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42601 + ... + 45349.

Almost surely, 2^120887275 is an apocalyptic number.

120887275 is a deficient number, since it is larger than the sum of its proper divisors (29152725).

120887275 is a wasteful number, since it uses less digits than its factorization.

120887275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518 (or 4513 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 40.

The square root of 120887275 is about 10994.8749424448. The cubic root of 120887275 is about 494.4551021937.

The spelling of 120887275 in words is "one hundred twenty million, eight hundred eighty-seven thousand, two hundred seventy-five".