1316192259 has 4 divisors (see below), whose sum is σ = 1754923016. Its totient is φ = 877461504.

The previous prime is 1316192243. The next prime is 1316192261. The reversal of 1316192259 is 9522916131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9522916131 = 3 ⋅3174305377.

It is not a de Polignac number, because 1316192259 - 2⁴ = 1316192243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1316192299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219365374 + ... + 219365379.

It is an arithmetic number, because the mean of its divisors is an integer number (438730754).

Almost surely, 2^1316192259 is an apocalyptic number.

1316192259 is a deficient number, since it is larger than the sum of its proper divisors (438730757).

1316192259 is an equidigital number, since it uses as much as digits as its factorization.

1316192259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438730756.

The product of its digits is 29160, while the sum is 39.

The square root of 1316192259 is about 36279.3640931039. The cubic root of 1316192259 is about 1095.9055106505.

The spelling of 1316192259 in words is "one billion, three hundred sixteen million, one hundred ninety-two thousand, two hundred fifty-nine".