1343397612 has 24 divisors (see below), whose sum is σ = 3135795712. Its totient is φ = 447627600.

The previous prime is 1343397563. The next prime is 1343397619. The reversal of 1343397612 is 2167933431.

It is a super-3 number, since 3×1343397612³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1343397619) 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, 13437 + ... + 53547.

Almost surely, 2^1343397612 is an apocalyptic number.

1343397612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1343397612 is an abundant number, since it is smaller than the sum of its proper divisors (1792398100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1343397612 is a wasteful number, since it uses less digits than its factorization.

1343397612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42909 (or 42907 counting only the distinct ones).

The product of its digits is 81648, while the sum is 39.

The square root of 1343397612 is about 36652.3888989517. The cubic root of 1343397612 is about 1103.4047706342.

The spelling of 1343397612 in words is "one billion, three hundred forty-three million, three hundred ninety-seven thousand, six hundred twelve".