1253552459 has 2 divisors, whose sum is σ = 1253552460. Its totient is φ = 1253552458.

The previous prime is 1253552407. The next prime is 1253552473. The reversal of 1253552459 is 9542553521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1253552459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253552479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626776229 + 626776230.

It is an arithmetic number, because the mean of its divisors is an integer number (626776230).

Almost surely, 2^1253552459 is an apocalyptic number.

1253552459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253552459 is an equidigital number, since it uses as much as digits as its factorization.

1253552459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270000, while the sum is 41.

The square root of 1253552459 is about 35405.5427722836. The cubic root of 1253552459 is about 1078.2368519439.

The spelling of 1253552459 in words is "one billion, two hundred fifty-three million, five hundred fifty-two thousand, four hundred fifty-nine".