1343473247 has 4 divisors (see below), whose sum is σ = 1366244040. Its totient is φ = 1320702456.

The previous prime is 1343473237. The next prime is 1343473249. The reversal of 1343473247 is 7423743431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1343473247 - 2⁴ = 1343473231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343473247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343473249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11385308 + ... + 11385425.

It is an arithmetic number, because the mean of its divisors is an integer number (341561010).

Almost surely, 2^1343473247 is an apocalyptic number.

1343473247 is a deficient number, since it is larger than the sum of its proper divisors (22770793).

1343473247 is an equidigital number, since it uses as much as digits as its factorization.

1343473247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22770792.

The product of its digits is 169344, while the sum is 38.

The square root of 1343473247 is about 36653.4206725648. The cubic root of 1343473247 is about 1103.4254779445.

The spelling of 1343473247 in words is "one billion, three hundred forty-three million, four hundred seventy-three thousand, two hundred forty-seven".