253263604123 has 2 divisors, whose sum is σ = 253263604124. Its totient is φ = 253263604122.

The previous prime is 253263604091. The next prime is 253263604147. The reversal of 253263604123 is 321406362352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253263604123 - 2⁵ = 253263604091 is a prime.

It is not a weakly prime, because it can be changed into another prime (253263604523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126631802061 + 126631802062.

It is an arithmetic number, because the mean of its divisors is an integer number (126631802062).

Almost surely, 2^253263604123 is an apocalyptic number.

253263604123 is a deficient number, since it is larger than the sum of its proper divisors (1).

253263604123 is an equidigital number, since it uses as much as digits as its factorization.

253263604123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 253263604123 its reverse (321406362352), we get a palindrome (574669966475).

The spelling of 253263604123 in words is "two hundred fifty-three billion, two hundred sixty-three million, six hundred four thousand, one hundred twenty-three".