253301563 has 2 divisors, whose sum is σ = 253301564. Its totient is φ = 253301562.

The previous prime is 253301561. The next prime is 253301579. The reversal of 253301563 is 365103352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253301563 - 2¹ = 253301561 is a prime.

Together with 253301561, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (253301561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126650781 + 126650782.

It is an arithmetic number, because the mean of its divisors is an integer number (126650782).

Almost surely, 2^253301563 is an apocalyptic number.

253301563 is a deficient number, since it is larger than the sum of its proper divisors (1).

253301563 is an equidigital number, since it uses as much as digits as its factorization.

253301563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 253301563 is about 15915.4504491705. The cubic root of 253301563 is about 632.7215452872.

The spelling of 253301563 in words is "two hundred fifty-three million, three hundred one thousand, five hundred sixty-three".