123244057 has 2 divisors, whose sum is σ = 123244058. Its totient is φ = 123244056.

The previous prime is 123244031. The next prime is 123244081. The reversal of 123244057 is 750442321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109914256 + 13329801 = 10484^2 + 3651^2 .

It is a cyclic number.

It is not a de Polignac number, because 123244057 - 2¹⁵ = 123211289 is a prime.

It is a Chen prime.

It is equal to p_7015771 and since 123244057 and 7015771 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (123244007) 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 as a sum of consecutive naturals, namely, 61622028 + 61622029.

It is an arithmetic number, because the mean of its divisors is an integer number (61622029).

Almost surely, 2^123244057 is an apocalyptic number.

It is an amenable number.

123244057 is a deficient number, since it is larger than the sum of its proper divisors (1).

123244057 is an equidigital number, since it uses as much as digits as its factorization.

123244057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 123244057 is about 11101.5339931020. The cubic root of 123244057 is about 497.6476933281.

Adding to 123244057 its reverse (750442321), we get a palindrome (873686378).

The spelling of 123244057 in words is "one hundred twenty-three million, two hundred forty-four thousand, fifty-seven".