253162660291 has 2 divisors, whose sum is σ = 253162660292. Its totient is φ = 253162660290.

The previous prime is 253162660277. The next prime is 253162660363. The reversal of 253162660291 is 192066261352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253162660291 is a prime.

It is not a weakly prime, because it can be changed into another prime (253162660211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126581330145 + 126581330146.

It is an arithmetic number, because the mean of its divisors is an integer number (126581330146).

Almost surely, 2^253162660291 is an apocalyptic number.

253162660291 is a deficient number, since it is larger than the sum of its proper divisors (1).

253162660291 is an equidigital number, since it uses as much as digits as its factorization.

253162660291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 253162660291 in words is "two hundred fifty-three billion, one hundred sixty-two million, six hundred sixty thousand, two hundred ninety-one".