252814369 has 2 divisors, whose sum is σ = 252814370. Its totient is φ = 252814368.

The previous prime is 252814333. The next prime is 252814381. The reversal of 252814369 is 963418252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141300769 + 111513600 = 11887^2 + 10560^2 .

It is a cyclic number.

It is not a de Polignac number, because 252814369 - 2⁹ = 252813857 is a prime.

It is a super-2 number, since 2×252814369² = 127830210345736322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252814319) 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 as a sum of consecutive naturals, namely, 126407184 + 126407185.

It is an arithmetic number, because the mean of its divisors is an integer number (126407185).

Almost surely, 2^252814369 is an apocalyptic number.

It is an amenable number.

252814369 is a deficient number, since it is larger than the sum of its proper divisors (1).

252814369 is an equidigital number, since it uses as much as digits as its factorization.

252814369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 40.

The square root of 252814369 is about 15900.1373893435. The cubic root of 252814369 is about 632.3156312450.

The spelling of 252814369 in words is "two hundred fifty-two million, eight hundred fourteen thousand, three hundred sixty-nine".