120780607 has 2 divisors, whose sum is σ = 120780608. Its totient is φ = 120780606.

The previous prime is 120780497. The next prime is 120780623. The reversal of 120780607 is 706087021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120780607 - 2⁷ = 120780479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120780697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60390303 + 60390304.

It is an arithmetic number, because the mean of its divisors is an integer number (60390304).

Almost surely, 2^120780607 is an apocalyptic number.

120780607 is a deficient number, since it is larger than the sum of its proper divisors (1).

120780607 is an equidigital number, since it uses as much as digits as its factorization.

120780607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 120780607 is about 10990.0230663998. The cubic root of 120780607 is about 494.3096276670.

The spelling of 120780607 in words is "one hundred twenty million, seven hundred eighty thousand, six hundred seven".