253862617 has 2 divisors, whose sum is σ = 253862618. Its totient is φ = 253862616.

The previous prime is 253862599. The next prime is 253862639. The reversal of 253862617 is 716268352.

253862617 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., 238054041 + 15808576 = 15429^2 + 3976^2 .

It is a cyclic number.

It is not a de Polignac number, because 253862617 - 2⁷ = 253862489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253862617.

It is not a weakly prime, because it can be changed into another prime (253862647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126931308 + 126931309.

It is an arithmetic number, because the mean of its divisors is an integer number (126931309).

Almost surely, 2^253862617 is an apocalyptic number.

It is an amenable number.

253862617 is a deficient number, since it is larger than the sum of its proper divisors (1).

253862617 is an equidigital number, since it uses as much as digits as its factorization.

253862617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 253862617 is about 15933.0667794998. The cubic root of 253862617 is about 633.1883527482.

The spelling of 253862617 in words is "two hundred fifty-three million, eight hundred sixty-two thousand, six hundred seventeen".