253032660109 has 2 divisors, whose sum is σ = 253032660110. Its totient is φ = 253032660108.

The previous prime is 253032660061. The next prime is 253032660137. The reversal of 253032660109 is 901066230352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182264955625 + 70767704484 = 426925^2 + 266022^2 .

It is a cyclic number.

It is not a de Polignac number, because 253032660109 - 2⁷ = 253032659981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253032660149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126516330054 + 126516330055.

It is an arithmetic number, because the mean of its divisors is an integer number (126516330055).

Almost surely, 2^253032660109 is an apocalyptic number.

It is an amenable number.

253032660109 is a deficient number, since it is larger than the sum of its proper divisors (1).

253032660109 is an equidigital number, since it uses as much as digits as its factorization.

253032660109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 253032660109 in words is "two hundred fifty-three billion, thirty-two million, six hundred sixty thousand, one hundred nine".