253344311 has 4 divisors (see below), whose sum is σ = 276375624. Its totient is φ = 230313000.

The previous prime is 253344277. The next prime is 253344317. The reversal of 253344311 is 113443352.

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 253344311 - 2¹⁴ = 253327927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253344317) 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 3 ways as a sum of consecutive naturals, for example, 11515640 + ... + 11515661.

It is an arithmetic number, because the mean of its divisors is an integer number (69093906).

Almost surely, 2^253344311 is an apocalyptic number.

253344311 is a deficient number, since it is larger than the sum of its proper divisors (23031313).

253344311 is a wasteful number, since it uses less digits than its factorization.

253344311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23031312.

The product of its digits is 4320, while the sum is 26.

The square root of 253344311 is about 15916.7933642427. The cubic root of 253344311 is about 632.7571366707.

Adding to 253344311 its reverse (113443352), we get a palindrome (366787663).

The spelling of 253344311 in words is "two hundred fifty-three million, three hundred forty-four thousand, three hundred eleven".