122799843 has 6 divisors (see below), whose sum is σ = 177377564. Its totient is φ = 81866556.

The previous prime is 122799841. The next prime is 122799847. The reversal of 122799843 is 348997221.

It is not a de Polignac number, because 122799843 - 2¹ = 122799841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122799841) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6822205 + ... + 6822222.

Almost surely, 2^122799843 is an apocalyptic number.

122799843 is a deficient number, since it is larger than the sum of its proper divisors (54577721).

122799843 is a wasteful number, since it uses less digits than its factorization.

122799843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13644433 (or 13644430 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 122799843 is about 11081.5090578856. The cubic root of 122799843 is about 497.0490756867.

It can be divided in two parts, 12279 and 9843, that added together give a palindrome (22122).

The spelling of 122799843 in words is "one hundred twenty-two million, seven hundred ninety-nine thousand, eight hundred forty-three".