122971 has 2 divisors, whose sum is σ = 122972. Its totient is φ = 122970.

The previous prime is 122963. The next prime is 123001. The reversal of 122971 is 179221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122971 - 2³ = 122963 is a prime.

It is a nialpdrome in base 11.

It is not a weakly prime, because it can be changed into another prime (122921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61485 + 61486.

It is an arithmetic number, because the mean of its divisors is an integer number (61486).

2¹²²⁹⁷¹ is an apocalyptic number.

122971 is a deficient number, since it is larger than the sum of its proper divisors (1).

122971 is an equidigital number, since it uses as much as digits as its factorization.

122971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 22.

The square root of 122971 is about 350.6722116165. The cubic root of 122971 is about 49.7279895565.

The spelling of 122971 in words is "one hundred twenty-two thousand, nine hundred seventy-one".