1316119723 has 2 divisors, whose sum is σ = 1316119724. Its totient is φ = 1316119722.

The previous prime is 1316119613. The next prime is 1316119741. The reversal of 1316119723 is 3279116131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1316119723 is a prime.

It is a super-2 number, since 2×1316119723² = 3464342250539193458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1316119423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658059861 + 658059862.

It is an arithmetic number, because the mean of its divisors is an integer number (658059862).

Almost surely, 2^1316119723 is an apocalyptic number.

1316119723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316119723 is an equidigital number, since it uses as much as digits as its factorization.

1316119723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 34.

The square root of 1316119723 is about 36278.3643925687. The cubic root of 1316119723 is about 1095.8853783176.

The spelling of 1316119723 in words is "one billion, three hundred sixteen million, one hundred nineteen thousand, seven hundred twenty-three".