252711847 has 2 divisors, whose sum is σ = 252711848. Its totient is φ = 252711846.

The previous prime is 252711827. The next prime is 252711853. The reversal of 252711847 is 748117252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252711847 is a prime.

It is a super-2 number, since 2×252711847² = 127726555228302818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252711827) 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 as a sum of consecutive naturals, namely, 126355923 + 126355924.

It is an arithmetic number, because the mean of its divisors is an integer number (126355924).

Almost surely, 2^252711847 is an apocalyptic number.

252711847 is a deficient number, since it is larger than the sum of its proper divisors (1).

252711847 is an equidigital number, since it uses as much as digits as its factorization.

252711847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31360, while the sum is 37.

The square root of 252711847 is about 15896.9131280258. The cubic root of 252711847 is about 632.2301468792.

The spelling of 252711847 in words is "two hundred fifty-two million, seven hundred eleven thousand, eight hundred forty-seven".