123468253 has 2 divisors, whose sum is σ = 123468254. Its totient is φ = 123468252.

The previous prime is 123468239. The next prime is 123468259. The reversal of 123468253 is 352864321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121044004 + 2424249 = 11002^2 + 1557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123468253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123468259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61734126 + 61734127.

It is an arithmetic number, because the mean of its divisors is an integer number (61734127).

Almost surely, 2^123468253 is an apocalyptic number.

It is an amenable number.

123468253 is a deficient number, since it is larger than the sum of its proper divisors (1).

123468253 is an equidigital number, since it uses as much as digits as its factorization.

123468253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 34.

The square root of 123468253 is about 11111.6269285825. The cubic root of 123468253 is about 497.9492711884.

The spelling of 123468253 in words is "one hundred twenty-three million, four hundred sixty-eight thousand, two hundred fifty-three".