120860291 has 2 divisors, whose sum is σ = 120860292. Its totient is φ = 120860290.

The previous prime is 120860287. The next prime is 120860321. The reversal of 120860291 is 192068021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120860291 - 2² = 120860287 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (120860221) 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 as a sum of consecutive naturals, namely, 60430145 + 60430146.

It is an arithmetic number, because the mean of its divisors is an integer number (60430146).

Almost surely, 2^120860291 is an apocalyptic number.

120860291 is a deficient number, since it is larger than the sum of its proper divisors (1).

120860291 is an equidigital number, since it uses as much as digits as its factorization.

120860291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 120860291 is about 10993.6477567730. The cubic root of 120860291 is about 494.4183093238.

The spelling of 120860291 in words is "one hundred twenty million, eight hundred sixty thousand, two hundred ninety-one".