120851567 has 2 divisors, whose sum is σ = 120851568. Its totient is φ = 120851566.

The previous prime is 120851557. The next prime is 120851597. The reversal of 120851567 is 765158021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120851567 - 2⁴ = 120851551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120851527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60425783 + 60425784.

It is an arithmetic number, because the mean of its divisors is an integer number (60425784).

Almost surely, 2^120851567 is an apocalyptic number.

120851567 is a deficient number, since it is larger than the sum of its proper divisors (1).

120851567 is an equidigital number, since it uses as much as digits as its factorization.

120851567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 35.

The square root of 120851567 is about 10993.2509750301. The cubic root of 120851567 is about 494.4064129183.

The spelling of 120851567 in words is "one hundred twenty million, eight hundred fifty-one thousand, five hundred sixty-seven".