253468823 has 2 divisors, whose sum is σ = 253468824. Its totient is φ = 253468822.

The previous prime is 253468777. The next prime is 253468841. The reversal of 253468823 is 328864352.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253468823 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253464823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126734411 + 126734412.

It is an arithmetic number, because the mean of its divisors is an integer number (126734412).

Almost surely, 2^253468823 is an apocalyptic number.

253468823 is a deficient number, since it is larger than the sum of its proper divisors (1).

253468823 is an equidigital number, since it uses as much as digits as its factorization.

253468823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 41.

The square root of 253468823 is about 15920.7042243740. The cubic root of 253468823 is about 632.8607808020.

The spelling of 253468823 in words is "two hundred fifty-three million, four hundred sixty-eight thousand, eight hundred twenty-three".