1147916443 has 2 divisors, whose sum is σ = 1147916444. Its totient is φ = 1147916442.

The previous prime is 1147916389. The next prime is 1147916447. The reversal of 1147916443 is 3446197411.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3446197411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1147916443 - 2¹⁷ = 1147785371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1147916396 and 1147916405.

It is not a weakly prime, because it can be changed into another prime (1147916447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573958221 + 573958222.

It is an arithmetic number, because the mean of its divisors is an integer number (573958222).

Almost surely, 2^1147916443 is an apocalyptic number.

1147916443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147916443 is an equidigital number, since it uses as much as digits as its factorization.

1147916443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 1147916443 is about 33880.9156163171. The cubic root of 1147916443 is about 1047.0564399655.

The spelling of 1147916443 in words is "one billion, one hundred forty-seven million, nine hundred sixteen thousand, four hundred forty-three".