120677651 has 4 divisors (see below), whose sum is σ = 123484152. Its totient is φ = 117871152.

The previous prime is 120677647. The next prime is 120677657. The reversal of 120677651 is 156776021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156776021 = 31 ⋅5057291.

It is a cyclic number.

It is not a de Polignac number, because 120677651 - 2² = 120677647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120677657) 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 3 ways as a sum of consecutive naturals, for example, 1403186 + ... + 1403271.

It is an arithmetic number, because the mean of its divisors is an integer number (30871038).

Almost surely, 2^120677651 is an apocalyptic number.

120677651 is a deficient number, since it is larger than the sum of its proper divisors (2806501).

120677651 is an equidigital number, since it uses as much as digits as its factorization.

120677651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2806500.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 120677651 is about 10985.3380011723. The cubic root of 120677651 is about 494.1691343360.

The spelling of 120677651 in words is "one hundred twenty million, six hundred seventy-seven thousand, six hundred fifty-one".