1117650943 has 2 divisors, whose sum is σ = 1117650944. Its totient is φ = 1117650942.

The previous prime is 1117650917. The next prime is 1117650953. The reversal of 1117650943 is 3490567111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1117650943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117650953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558825471 + 558825472.

It is an arithmetic number, because the mean of its divisors is an integer number (558825472).

Almost surely, 2^1117650943 is an apocalyptic number.

1117650943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117650943 is an equidigital number, since it uses as much as digits as its factorization.

1117650943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 1117650943 is about 33431.2868881831. The cubic root of 1117650943 is about 1037.7722726256.

The spelling of 1117650943 in words is "one billion, one hundred seventeen million, six hundred fifty thousand, nine hundred forty-three".