253064563 has 8 divisors (see below), whose sum is σ = 261412736. Its totient is φ = 244728000.

The previous prime is 253064549. The next prime is 253064611. The reversal of 253064563 is 365460352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 253064563 - 2⁵ = 253064531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253064663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75013 + ... + 78313.

It is an arithmetic number, because the mean of its divisors is an integer number (32676592).

Almost surely, 2^253064563 is an apocalyptic number.

253064563 is a deficient number, since it is larger than the sum of its proper divisors (8348173).

253064563 is a wasteful number, since it uses less digits than its factorization.

253064563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 253064563 is about 15908.0031116416. The cubic root of 253064563 is about 632.5241497442.

The spelling of 253064563 in words is "two hundred fifty-three million, sixty-four thousand, five hundred sixty-three".