1343975730 has 32 divisors (see below), whose sum is σ = 3226737600. Its totient is φ = 358260672.

The previous prime is 1343975723. The next prime is 1343975761. The reversal of 1343975730 is 375793431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95061 + ... + 108279.

It is an arithmetic number, because the mean of its divisors is an integer number (100835550).

Almost surely, 2^1343975730 is an apocalyptic number.

1343975730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1343975730 is an abundant number, since it is smaller than the sum of its proper divisors (1882761870).

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

1343975730 is a wasteful number, since it uses less digits than its factorization.

1343975730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16618.

The product of its (nonzero) digits is 238140, while the sum is 42.

The square root of 1343975730 is about 36660.2745488901. The cubic root of 1343975730 is about 1103.5630277456.

The spelling of 1343975730 in words is "one billion, three hundred forty-three million, nine hundred seventy-five thousand, seven hundred thirty".