122791259 has 8 divisors (see below), whose sum is σ = 124050528. Its totient is φ = 121538560.

The previous prime is 122791247. The next prime is 122791261. The reversal of 122791259 is 952197221.

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 122791259 - 2¹² = 122787163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122791219) 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, 41489 + ... + 44349.

It is an arithmetic number, because the mean of its divisors is an integer number (15506316).

Almost surely, 2^122791259 is an apocalyptic number.

122791259 is a deficient number, since it is larger than the sum of its proper divisors (1259269).

122791259 is a wasteful number, since it uses less digits than its factorization.

122791259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3285.

The product of its digits is 22680, while the sum is 38.

The square root of 122791259 is about 11081.1217392464. The cubic root of 122791259 is about 497.0374937808.

The spelling of 122791259 in words is "one hundred twenty-two million, seven hundred ninety-one thousand, two hundred fifty-nine".