123457535233 has 2 divisors, whose sum is σ = 123457535234. Its totient is φ = 123457535232.

The previous prime is 123457535231. The next prime is 123457535239. The reversal of 123457535233 is 332535754321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118406874609 + 5050660624 = 344103^2 + 71068^2 .

It is a cyclic number.

It is not a de Polignac number, because 123457535233 - 2¹ = 123457535231 is a prime.

Together with 123457535231, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123457535233.

It is not a weakly prime, because it can be changed into another prime (123457535231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61728767616 + 61728767617.

It is an arithmetic number, because the mean of its divisors is an integer number (61728767617).

Almost surely, 2^123457535233 is an apocalyptic number.

It is an amenable number.

123457535233 is a deficient number, since it is larger than the sum of its proper divisors (1).

123457535233 is an equidigital number, since it uses as much as digits as its factorization.

123457535233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134000, while the sum is 43.

The spelling of 123457535233 in words is "one hundred twenty-three billion, four hundred fifty-seven million, five hundred thirty-five thousand, two hundred thirty-three".