253022017 has 2 divisors, whose sum is σ = 253022018. Its totient is φ = 253022016.

The previous prime is 253021991. The next prime is 253022047. The reversal of 253022017 is 710220352.

253022017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200618896 + 52403121 = 14164^2 + 7239^2 .

It is a cyclic number.

It is not a de Polignac number, because 253022017 - 2⁷ = 253021889 is a prime.

It is not a weakly prime, because it can be changed into another prime (253022047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126511008 + 126511009.

It is an arithmetic number, because the mean of its divisors is an integer number (126511009).

Almost surely, 2^253022017 is an apocalyptic number.

It is an amenable number.

253022017 is a deficient number, since it is larger than the sum of its proper divisors (1).

253022017 is an equidigital number, since it uses as much as digits as its factorization.

253022017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 253022017 is about 15906.6658039955. The cubic root of 253022017 is about 632.4887004496.

Adding to 253022017 its reverse (710220352), we get a palindrome (963242369).

The spelling of 253022017 in words is "two hundred fifty-three million, twenty-two thousand, seventeen".