1313794253 has 4 divisors (see below), whose sum is σ = 1330424640. Its totient is φ = 1297163868.

The previous prime is 1313794249. The next prime is 1313794259. The reversal of 1313794253 is 3524973131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1313794253 - 2² = 1313794249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313794259) 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 in 3 ways as a sum of consecutive naturals, for example, 8315075 + ... + 8315232.

It is an arithmetic number, because the mean of its divisors is an integer number (332606160).

Almost surely, 2^1313794253 is an apocalyptic number.

It is an amenable number.

1313794253 is a deficient number, since it is larger than the sum of its proper divisors (16630387).

1313794253 is an equidigital number, since it uses as much as digits as its factorization.

1313794253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16630386.

The product of its digits is 68040, while the sum is 38.

The square root of 1313794253 is about 36246.2998525367. The cubic root of 1313794253 is about 1095.2395528241.

The spelling of 1313794253 in words is "one billion, three hundred thirteen million, seven hundred ninety-four thousand, two hundred fifty-three".