252305411 has 4 divisors (see below), whose sum is σ = 252749400. Its totient is φ = 251861424.

The previous prime is 252305407. The next prime is 252305413. The reversal of 252305411 is 114503252.

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 252305411 - 2² = 252305407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252305413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221141 + ... + 222278.

It is an arithmetic number, because the mean of its divisors is an integer number (63187350).

Almost surely, 2^252305411 is an apocalyptic number.

252305411 is a deficient number, since it is larger than the sum of its proper divisors (443989).

252305411 is an equidigital number, since it uses as much as digits as its factorization.

252305411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443988.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 252305411 is about 15884.1244958606. The cubic root of 252305411 is about 631.8910268170.

Adding to 252305411 its reverse (114503252), we get a palindrome (366808663).

The spelling of 252305411 in words is "two hundred fifty-two million, three hundred five thousand, four hundred eleven".