122345699 has 8 divisors (see below), whose sum is σ = 142677600. Its totient is φ = 104867448.

The previous prime is 122345669. The next prime is 122345761. The reversal of 122345699 is 996543221.

It is a de Polignac number, because none of the positive numbers 2^k-122345699 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (122345609) 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, 178004 + ... + 178689.

It is an arithmetic number, because the mean of its divisors is an integer number (17834700).

Almost surely, 2^122345699 is an apocalyptic number.

122345699 is a deficient number, since it is larger than the sum of its proper divisors (20331901).

122345699 is an frugal number, since it uses more digits than its factorization.

122345699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356714 (or 356700 counting only the distinct ones).

The product of its digits is 116640, while the sum is 41.

The square root of 122345699 is about 11060.9990055148. Note that the first 3 decimals coincide. The cubic root of 122345699 is about 496.4355822336.

The spelling of 122345699 in words is "one hundred twenty-two million, three hundred forty-five thousand, six hundred ninety-nine".