1319283253 has 2 divisors, whose sum is σ = 1319283254. Its totient is φ = 1319283252.

The previous prime is 1319283227. The next prime is 1319283269. The reversal of 1319283253 is 3523829131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 858665809 + 460617444 = 29303^2 + 21462^2 .

It is an emirp because it is prime and its reverse (3523829131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1319283253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1319283293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659641626 + 659641627.

It is an arithmetic number, because the mean of its divisors is an integer number (659641627).

Almost surely, 2^1319283253 is an apocalyptic number.

It is an amenable number.

1319283253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1319283253 is an equidigital number, since it uses as much as digits as its factorization.

1319283253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 37.

The square root of 1319283253 is about 36321.9390038583. The cubic root of 1319283253 is about 1096.7627281434.

The spelling of 1319283253 in words is "one billion, three hundred nineteen million, two hundred eighty-three thousand, two hundred fifty-three".