122767867 has 2 divisors, whose sum is σ = 122767868. Its totient is φ = 122767866.

The previous prime is 122767831. The next prime is 122767871. The reversal of 122767867 is 768767221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122767867 - 2¹⁹ = 122243579 is a prime.

It is not a weakly prime, because it can be changed into another prime (122762867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61383933 + 61383934.

It is an arithmetic number, because the mean of its divisors is an integer number (61383934).

Almost surely, 2^122767867 is an apocalyptic number.

122767867 is a deficient number, since it is larger than the sum of its proper divisors (1).

122767867 is an equidigital number, since it uses as much as digits as its factorization.

122767867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 395136, while the sum is 46.

The square root of 122767867 is about 11080.0662001632. The cubic root of 122767867 is about 497.0059295378.

The spelling of 122767867 in words is "one hundred twenty-two million, seven hundred sixty-seven thousand, eight hundred sixty-seven".