122659059 has 4 divisors (see below), whose sum is σ = 163545416. Its totient is φ = 81772704.

The previous prime is 122659037. The next prime is 122659073. The reversal of 122659059 is 950956221.

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

It is not a de Polignac number, because 122659059 - 2¹⁵ = 122626291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122659259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20443174 + ... + 20443179.

It is an arithmetic number, because the mean of its divisors is an integer number (40886354).

Almost surely, 2^122659059 is an apocalyptic number.

122659059 is a deficient number, since it is larger than the sum of its proper divisors (40886357).

122659059 is an equidigital number, since it uses as much as digits as its factorization.

122659059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40886356.

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 122659059 is about 11075.1550327749. The cubic root of 122659059 is about 496.8590555858.

The spelling of 122659059 in words is "one hundred twenty-two million, six hundred fifty-nine thousand, fifty-nine".