1252259 has 2 divisors, whose sum is σ = 1252260. Its totient is φ = 1252258.

The previous prime is 1252247. The next prime is 1252267. The reversal of 1252259 is 9522521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252259 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1252219) 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, 626129 + 626130.

It is an arithmetic number, because the mean of its divisors is an integer number (626130).

2^1252259 is an apocalyptic number.

1252259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252259 is an equidigital number, since it uses as much as digits as its factorization.

1252259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 26.

The square root of 1252259 is about 1119.0437882407. The cubic root of 1252259 is about 107.7865870230.

The spelling of 1252259 in words is "one million, two hundred fifty-two thousand, two hundred fifty-nine".