1343816892 has 120 divisors (see below), whose sum is σ = 3956316672. Its totient is φ = 394048800.

The previous prime is 1343816849. The next prime is 1343816893. The reversal of 1343816892 is 2986183431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343816893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 104403 + ... + 116565.

Almost surely, 2^1343816892 is an apocalyptic number.

1343816892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343816892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1978158336).

1343816892 is an abundant number, since it is smaller than the sum of its proper divisors (2612499780).

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

1343816892 is a wasteful number, since it uses less digits than its factorization.

1343816892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221 (or 12210 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 1343816892 is about 36658.1081344905. The cubic root of 1343816892 is about 1103.5195511048.

The spelling of 1343816892 in words is "one billion, three hundred forty-three million, eight hundred sixteen thousand, eight hundred ninety-two".