1343079387 has 40 divisors (see below), whose sum is σ = 2193025296. Its totient is φ = 814131648.

The previous prime is 1343079383. The next prime is 1343079389. The reversal of 1343079387 is 7839703431.

It is not a de Polignac number, because 1343079387 - 2² = 1343079383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1343079383) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61033 + ... + 80069.

Almost surely, 2^1343079387 is an apocalyptic number.

1343079387 is a deficient number, since it is larger than the sum of its proper divisors (849945909).

1343079387 is a wasteful number, since it uses less digits than its factorization.

1343079387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19129 (or 19120 counting only the distinct ones).

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

The square root of 1343079387 is about 36648.0475196156. The cubic root of 1343079387 is about 1103.3176386466.

The spelling of 1343079387 in words is "one billion, three hundred forty-three million, seventy-nine thousand, three hundred eighty-seven".