123496717 has 2 divisors, whose sum is σ = 123496718. Its totient is φ = 123496716.

The previous prime is 123496699. The next prime is 123496727. The reversal of 123496717 is 717694321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89984196 + 33512521 = 9486^2 + 5789^2 .

It is a cyclic number.

It is not a de Polignac number, because 123496717 - 2²³ = 115108109 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123496717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123496727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61748358 + 61748359.

It is an arithmetic number, because the mean of its divisors is an integer number (61748359).

Almost surely, 2^123496717 is an apocalyptic number.

It is an amenable number.

123496717 is a deficient number, since it is larger than the sum of its proper divisors (1).

123496717 is an equidigital number, since it uses as much as digits as its factorization.

123496717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 40.

The square root of 123496717 is about 11112.9076753116. The cubic root of 123496717 is about 497.9875334911.

The spelling of 123496717 in words is "one hundred twenty-three million, four hundred ninety-six thousand, seven hundred seventeen".