1343012100 has 36 divisors (see below), whose sum is σ = 3885782544. Its totient is φ = 358136480.

The previous prime is 1343012081. The next prime is 1343012117. The reversal of 1343012100 is 12103431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1343012100.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2238054 + ... + 2238653.

It is an arithmetic number, because the mean of its divisors is an integer number (107938404).

Almost surely, 2^1343012100 is an apocalyptic number.

1343012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343012100 is an abundant number, since it is smaller than the sum of its proper divisors (2542770444).

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

1343012100 is a wasteful number, since it uses less digits than its factorization.

1343012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476724 (or 4476717 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1343012100 is about 36647.1294919534. The cubic root of 1343012100 is about 1103.2992132841.

Adding to 1343012100 its reverse (12103431), we get a palindrome (1355115531).

The spelling of 1343012100 in words is "one billion, three hundred forty-three million, twelve thousand, one hundred".