253352971 has 2 divisors, whose sum is σ = 253352972. Its totient is φ = 253352970.

The previous prime is 253352963. The next prime is 253352999. The reversal of 253352971 is 179253352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253352971 - 2³ = 253352963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253352971.

It is not a weakly prime, because it can be changed into another prime (253352171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126676485 + 126676486.

It is an arithmetic number, because the mean of its divisors is an integer number (126676486).

Almost surely, 2^253352971 is an apocalyptic number.

253352971 is a deficient number, since it is larger than the sum of its proper divisors (1).

253352971 is an equidigital number, since it uses as much as digits as its factorization.

253352971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 37.

The square root of 253352971 is about 15917.0654016373. The cubic root of 253352971 is about 632.7643463772.

The spelling of 253352971 in words is "two hundred fifty-three million, three hundred fifty-two thousand, nine hundred seventy-one".