120842567 has 2 divisors, whose sum is σ = 120842568. Its totient is φ = 120842566.

The previous prime is 120842563. The next prime is 120842573. The reversal of 120842567 is 765248021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120842567 - 2² = 120842563 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 (120842563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60421283 + 60421284.

It is an arithmetic number, because the mean of its divisors is an integer number (60421284).

Almost surely, 2^120842567 is an apocalyptic number.

120842567 is a deficient number, since it is larger than the sum of its proper divisors (1).

120842567 is an equidigital number, since it uses as much as digits as its factorization.

120842567 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 120842567 is about 10992.8416253487. The cubic root of 120842567 is about 494.3941395478.

The spelling of 120842567 in words is "one hundred twenty million, eight hundred forty-two thousand, five hundred sixty-seven".