253873283 has 4 divisors (see below), whose sum is σ = 258176280. Its totient is φ = 249570288.

The previous prime is 253873219. The next prime is 253873303. The reversal of 253873283 is 382378352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253873283 - 2⁶ = 253873219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253873283.

It is not an unprimeable number, because it can be changed into a prime (253873583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2151410 + ... + 2151527.

It is an arithmetic number, because the mean of its divisors is an integer number (64544070).

Almost surely, 2^253873283 is an apocalyptic number.

253873283 is a deficient number, since it is larger than the sum of its proper divisors (4302997).

253873283 is an equidigital number, since it uses as much as digits as its factorization.

253873283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302996.

The product of its digits is 241920, while the sum is 41.

The square root of 253873283 is about 15933.4014886966. The cubic root of 253873283 is about 633.1972203954.

The spelling of 253873283 in words is "two hundred fifty-three million, eight hundred seventy-three thousand, two hundred eighty-three".