123926897 has 2 divisors, whose sum is σ = 123926898. Its totient is φ = 123926896.

The previous prime is 123926863. The next prime is 123926953. The reversal of 123926897 is 798629321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96845281 + 27081616 = 9841^2 + 5204^2 .

It is a cyclic number.

It is not a de Polignac number, because 123926897 - 2⁶ = 123926833 is a prime.

It is not a weakly prime, because it can be changed into another prime (123926837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61963448 + 61963449.

It is an arithmetic number, because the mean of its divisors is an integer number (61963449).

Almost surely, 2^123926897 is an apocalyptic number.

It is an amenable number.

123926897 is a deficient number, since it is larger than the sum of its proper divisors (1).

123926897 is an equidigital number, since it uses as much as digits as its factorization.

123926897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 123926897 is about 11132.2458201389. The cubic root of 123926897 is about 498.5650819597.

The spelling of 123926897 in words is "one hundred twenty-three million, nine hundred twenty-six thousand, eight hundred ninety-seven".