1109967343 has 2 divisors, whose sum is σ = 1109967344. Its totient is φ = 1109967342.

The previous prime is 1109967317. The next prime is 1109967367. The reversal of 1109967343 is 3437699011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1109967343 - 2²¹ = 1107870191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1109967343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109967743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554983671 + 554983672.

It is an arithmetic number, because the mean of its divisors is an integer number (554983672).

Almost surely, 2^1109967343 is an apocalyptic number.

1109967343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109967343 is an equidigital number, since it uses as much as digits as its factorization.

1109967343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 1109967343 is about 33316.1723941992. The cubic root of 1109967343 is about 1035.3886512891.

The spelling of 1109967343 in words is "one billion, one hundred nine million, nine hundred sixty-seven thousand, three hundred forty-three".