123997339233 has 12 divisors (see below), whose sum is σ = 179110464468. Its totient is φ = 82663417440.

The previous prime is 123997339223. The next prime is 123997339273. The reversal of 123997339233 is 332933799321.

123997339233 is a `hidden beast` number, since 12 + 399 + 7 + 3 + 3 + 9 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62846478864 + 61150860369 = 250692^2 + 247287^2 .

It is not a de Polignac number, because 123997339233 - 2⁸ = 123997338977 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 123997339233.

It is not an unprimeable number, because it can be changed into a prime (123997339223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697443 + ... + 856983.

It is an arithmetic number, because the mean of its divisors is an integer number (14925872039).

Almost surely, 2^123997339233 is an apocalyptic number.

It is an amenable number.

123997339233 is a deficient number, since it is larger than the sum of its proper divisors (55113125235).

123997339233 is a wasteful number, since it uses less digits than its factorization.

123997339233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245904 (or 245901 counting only the distinct ones).

The product of its digits is 4960116, while the sum is 54.

The spelling of 123997339233 in words is "one hundred twenty-three billion, nine hundred ninety-seven million, three hundred thirty-nine thousand, two hundred thirty-three".