252241723 has 2 divisors, whose sum is σ = 252241724. Its totient is φ = 252241722.

The previous prime is 252241721. The next prime is 252241757. The reversal of 252241723 is 327142252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252241723 - 2¹ = 252241721 is a prime.

Together with 252241721, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 252241691 and 252241700.

It is not a weakly prime, because it can be changed into another prime (252241721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126120861 + 126120862.

It is an arithmetic number, because the mean of its divisors is an integer number (126120862).

Almost surely, 2^252241723 is an apocalyptic number.

252241723 is a deficient number, since it is larger than the sum of its proper divisors (1).

252241723 is an equidigital number, since it uses as much as digits as its factorization.

252241723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 28.

The square root of 252241723 is about 15882.1196003556. The cubic root of 252241723 is about 631.8378541400.

Adding to 252241723 its reverse (327142252), we get a palindrome (579383975).

The spelling of 252241723 in words is "two hundred fifty-two million, two hundred forty-one thousand, seven hundred twenty-three".