122366245 has 4 divisors (see below), whose sum is σ = 146839500. Its totient is φ = 97892992.

The previous prime is 122366243. The next prime is 122366249. The reversal of 122366245 is 542663221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 542663221 = 277 ⋅1959073.

It can be written as a sum of positive squares in 2 ways, for example, as 93818596 + 28547649 = 9686^2 + 5343^2 .

It is a cyclic number.

It is not a de Polignac number, because 122366245 - 2¹ = 122366243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122366243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12236620 + ... + 12236629.

It is an arithmetic number, because the mean of its divisors is an integer number (36709875).

Almost surely, 2^122366245 is an apocalyptic number.

It is an amenable number.

122366245 is a deficient number, since it is larger than the sum of its proper divisors (24473255).

122366245 is an equidigital number, since it uses as much as digits as its factorization.

122366245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24473254.

The product of its digits is 17280, while the sum is 31.

The square root of 122366245 is about 11061.9277253108. The cubic root of 122366245 is about 496.4633701456.

It can be divided in two parts, 12236 and 6245, that added together give a palindrome (18481).

The spelling of 122366245 in words is "one hundred twenty-two million, three hundred sixty-six thousand, two hundred forty-five".