1306849343 has 2 divisors, whose sum is σ = 1306849344. Its totient is φ = 1306849342.

The previous prime is 1306849337. The next prime is 1306849399. The reversal of 1306849343 is 3439486031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1306849343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1306849343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1306840343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653424671 + 653424672.

It is an arithmetic number, because the mean of its divisors is an integer number (653424672).

Almost surely, 2^1306849343 is an apocalyptic number.

1306849343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306849343 is an equidigital number, since it uses as much as digits as its factorization.

1306849343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 1306849343 is about 36150.3712705693. The cubic root of 1306849343 is about 1093.3062763997.

The spelling of 1306849343 in words is "one billion, three hundred six million, eight hundred forty-nine thousand, three hundred forty-three".