1253323559 has 2 divisors, whose sum is σ = 1253323560. Its totient is φ = 1253323558.

The previous prime is 1253323553. The next prime is 1253323627. The reversal of 1253323559 is 9553233521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1253323559 - 2⁸ = 1253323303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1253323553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626661779 + 626661780.

It is an arithmetic number, because the mean of its divisors is an integer number (626661780).

Almost surely, 2^1253323559 is an apocalyptic number.

1253323559 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253323559 is an equidigital number, since it uses as much as digits as its factorization.

1253323559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121500, while the sum is 38.

The square root of 1253323559 is about 35402.3100799934. The cubic root of 1253323559 is about 1078.1712188870.

The spelling of 1253323559 in words is "one billion, two hundred fifty-three million, three hundred twenty-three thousand, five hundred fifty-nine".