1297302226 has 12 divisors (see below), whose sum is σ = 2138940846. Its totient is φ = 589682720.

The previous prime is 1297302221. The next prime is 1297302233. The reversal of 1297302226 is 6222037921.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1193771601 + 103530625 = 34551^2 + 10175^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1297302191 and 1297302200.

It is not an unprimeable number, because it can be changed into a prime (1297302221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2680135 + ... + 2680618.

Almost surely, 2^1297302226 is an apocalyptic number.

1297302226 is a deficient number, since it is larger than the sum of its proper divisors (841638620).

1297302226 is a wasteful number, since it uses less digits than its factorization.

1297302226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5360777 (or 5360766 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1297302226 is about 36018.0819311634. The cubic root of 1297302226 is about 1090.6374034719.

The spelling of 1297302226 in words is "one billion, two hundred ninety-seven million, three hundred two thousand, two hundred twenty-six".