122164859 has 8 divisors (see below), whose sum is σ = 123140160. Its totient is φ = 121193856.

The previous prime is 122164747. The next prime is 122164969. The reversal of 122164859 is 958461221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122164859 - 2¹² = 122160763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122160859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76382 + ... + 77964.

It is an arithmetic number, because the mean of its divisors is an integer number (15392520).

Almost surely, 2^122164859 is an apocalyptic number.

122164859 is a deficient number, since it is larger than the sum of its proper divisors (975301).

122164859 is a wasteful number, since it uses less digits than its factorization.

122164859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149.

The product of its digits is 34560, while the sum is 38.

The square root of 122164859 is about 11052.8213140356. The cubic root of 122164859 is about 496.1908666985.

The spelling of 122164859 in words is "one hundred twenty-two million, one hundred sixty-four thousand, eight hundred fifty-nine".