1252727347 has 2 divisors, whose sum is σ = 1252727348. Its totient is φ = 1252727346.

The previous prime is 1252727321. The next prime is 1252727363. The reversal of 1252727347 is 7437272521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1252727347 - 2⁷ = 1252727219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252727647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626363673 + 626363674.

It is an arithmetic number, because the mean of its divisors is an integer number (626363674).

Almost surely, 2^1252727347 is an apocalyptic number.

1252727347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252727347 is an equidigital number, since it uses as much as digits as its factorization.

1252727347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164640, while the sum is 40.

The square root of 1252727347 is about 35393.8885543818. Note that the first 3 decimals coincide. The cubic root of 1252727347 is about 1078.0002280385. Note that the first 3 decimals are identical.

Adding to 1252727347 its reverse (7437272521), we get a palindrome (8689999868).

The spelling of 1252727347 in words is "one billion, two hundred fifty-two million, seven hundred twenty-seven thousand, three hundred forty-seven".