122345698 has 4 divisors (see below), whose sum is σ = 183518550. Its totient is φ = 61172848.

The previous prime is 122345669. The next prime is 122345761. The reversal of 122345698 is 896543221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 896543221 = 7 ⋅128077603.

It can be written as a sum of positive squares in only one way, i.e., 63409369 + 58936329 = 7963^2 + 7677^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 122345698.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30586423 + ... + 30586426.

Almost surely, 2^122345698 is an apocalyptic number.

122345698 is a deficient number, since it is larger than the sum of its proper divisors (61172852).

122345698 is an equidigital number, since it uses as much as digits as its factorization.

122345698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61172851.

The product of its digits is 103680, while the sum is 40.

The square root of 122345698 is about 11060.9989603110. The cubic root of 122345698 is about 496.4355808810.

The spelling of 122345698 in words is "one hundred twenty-two million, three hundred forty-five thousand, six hundred ninety-eight".