120756501 has 20 divisors (see below), whose sum is σ = 186212224. Its totient is φ = 77905800.

The previous prime is 120756497. The next prime is 120756511. The reversal of 120756501 is 105657021.

120756501 is a `hidden beast` number, since 1 + 2 + 0 + 7 + 5 + 650 + 1 = 666.

It is not a de Polignac number, because 120756501 - 2² = 120756497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120756511) 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 in 19 ways as a sum of consecutive naturals, for example, 21535 + ... + 26556.

Almost surely, 2^120756501 is an apocalyptic number.

It is an amenable number.

120756501 is a deficient number, since it is larger than the sum of its proper divisors (65455723).

120756501 is an equidigital number, since it uses as much as digits as its factorization.

120756501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48134 (or 48125 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 120756501 is about 10988.9262896791. The cubic root of 120756501 is about 494.2767398798.

The spelling of 120756501 in words is "one hundred twenty million, seven hundred fifty-six thousand, five hundred one".