122866994 has 4 divisors (see below), whose sum is σ = 184300494. Its totient is φ = 61433496.

The previous prime is 122866967. The next prime is 122866999. The reversal of 122866994 is 499668221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 91450969 + 31416025 = 9563^2 + 5605^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122866999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30716747 + ... + 30716750.

Almost surely, 2^122866994 is an apocalyptic number.

122866994 is a deficient number, since it is larger than the sum of its proper divisors (61433500).

122866994 is an equidigital number, since it uses as much as digits as its factorization.

122866994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61433499.

The product of its digits is 373248, while the sum is 47.

The square root of 122866994 is about 11084.5385109169. The cubic root of 122866994 is about 497.1396601141.

The spelling of 122866994 in words is "one hundred twenty-two million, eight hundred sixty-six thousand, nine hundred ninety-four".