122369449 has 2 divisors, whose sum is σ = 122369450. Its totient is φ = 122369448.

The previous prime is 122369441. The next prime is 122369497. The reversal of 122369449 is 944963221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115713049 + 6656400 = 10757^2 + 2580^2 .

It is a cyclic number.

It is not a de Polignac number, because 122369449 - 2³ = 122369441 is a prime.

It is not a weakly prime, because it can be changed into another prime (122369441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61184724 + 61184725.

It is an arithmetic number, because the mean of its divisors is an integer number (61184725).

Almost surely, 2^122369449 is an apocalyptic number.

It is an amenable number.

122369449 is a deficient number, since it is larger than the sum of its proper divisors (1).

122369449 is an equidigital number, since it uses as much as digits as its factorization.

122369449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 122369449 is about 11062.0725454139. The cubic root of 122369449 is about 496.4677031890.

The spelling of 122369449 in words is "one hundred twenty-two million, three hundred sixty-nine thousand, four hundred forty-nine".