1343783970 has 192 divisors, whose sum is σ = 3858776064. Its totient is φ = 323326080.

The previous prime is 1343783963. The next prime is 1343783999. The reversal of 1343783970 is 793873431.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2759067 + ... + 2759553.

It is an arithmetic number, because the mean of its divisors is an integer number (20097792).

Almost surely, 2^1343783970 is an apocalyptic number.

1343783970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1343783970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1929388032).

1343783970 is an abundant number, since it is smaller than the sum of its proper divisors (2514992094).

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

1343783970 is a wasteful number, since it uses less digits than its factorization.

1343783970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 1343783970 is about 36657.6590905639. The cubic root of 1343783970 is about 1103.5105393693.

The spelling of 1343783970 in words is "one billion, three hundred forty-three million, seven hundred eighty-three thousand, nine hundred seventy".