122435249 has 2 divisors, whose sum is σ = 122435250. Its totient is φ = 122435248.

The previous prime is 122435219. The next prime is 122435267. The reversal of 122435249 is 942534221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122434225 + 1024 = 11065^2 + 32^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122435249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122435219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61217624 + 61217625.

It is an arithmetic number, because the mean of its divisors is an integer number (61217625).

Almost surely, 2^122435249 is an apocalyptic number.

It is an amenable number.

122435249 is a deficient number, since it is larger than the sum of its proper divisors (1).

122435249 is an equidigital number, since it uses as much as digits as its factorization.

122435249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 122435249 is about 11065.0462719322. The cubic root of 122435249 is about 496.5566734388.

The spelling of 122435249 in words is "one hundred twenty-two million, four hundred thirty-five thousand, two hundred forty-nine".