1343656396 has 24 divisors (see below), whose sum is σ = 2396873024. Its totient is φ = 658938240.

The previous prime is 1343656393. The next prime is 1343656399. The reversal of 1343656396 is 6936563431.

It is an interprime number because it is at equal distance from previous prime (1343656393) and next prime (1343656399).

It is not an unprimeable number, because it can be changed into a prime (1343656393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40141 + ... + 65563.

Almost surely, 2^1343656396 is an apocalyptic number.

It is an amenable number.

1343656396 is a deficient number, since it is larger than the sum of its proper divisors (1053216628).

1343656396 is a wasteful number, since it uses less digits than its factorization.

1343656396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25681 (or 25679 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 46.

The square root of 1343656396 is about 36655.9189763400. The cubic root of 1343656396 is about 1103.4756171616.

The spelling of 1343656396 in words is "one billion, three hundred forty-three million, six hundred fifty-six thousand, three hundred ninety-six".