1316347226 has 4 divisors (see below), whose sum is σ = 1974520842. Its totient is φ = 658173612.

The previous prime is 1316347223. The next prime is 1316347229. The reversal of 1316347226 is 6227436131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6227436131 = 7 ⋅889633733.

It is an interprime number because it is at equal distance from previous prime (1316347223) and next prime (1316347229).

It can be written as a sum of positive squares in only one way, i.e., 1095676201 + 220671025 = 33101^2 + 14855^2 .

It is not an unprimeable number, because it can be changed into a prime (1316347223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329086805 + ... + 329086808.

Almost surely, 2^1316347226 is an apocalyptic number.

1316347226 is a deficient number, since it is larger than the sum of its proper divisors (658173616).

1316347226 is an equidigital number, since it uses as much as digits as its factorization.

1316347226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658173615.

The product of its digits is 36288, while the sum is 35.

The square root of 1316347226 is about 36281.4997760567. The cubic root of 1316347226 is about 1095.9485191911.

The spelling of 1316347226 in words is "one billion, three hundred sixteen million, three hundred forty-seven thousand, two hundred twenty-six".