123929233 has 2 divisors, whose sum is σ = 123929234. Its totient is φ = 123929232.

The previous prime is 123929231. The next prime is 123929251. The reversal of 123929233 is 332929321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122611329 + 1317904 = 11073^2 + 1148^2 .

It is a cyclic number.

It is not a de Polignac number, because 123929233 - 2¹ = 123929231 is a prime.

Together with 123929231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (123929231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61964616 + 61964617.

It is an arithmetic number, because the mean of its divisors is an integer number (61964617).

Almost surely, 2^123929233 is an apocalyptic number.

It is an amenable number.

123929233 is a deficient number, since it is larger than the sum of its proper divisors (1).

123929233 is an equidigital number, since it uses as much as digits as its factorization.

123929233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 34.

The square root of 123929233 is about 11132.3507400728. The cubic root of 123929233 is about 498.5682145611.

The spelling of 123929233 in words is "one hundred twenty-three million, nine hundred twenty-nine thousand, two hundred thirty-three".