1112355943 has 2 divisors, whose sum is σ = 1112355944. Its totient is φ = 1112355942.

The previous prime is 1112355899. The next prime is 1112355967. The reversal of 1112355943 is 3495532111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112355943 - 2²¹ = 1110258791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112355899 and 1112355908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1112355973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556177971 + 556177972.

It is an arithmetic number, because the mean of its divisors is an integer number (556177972).

Almost surely, 2^1112355943 is an apocalyptic number.

1112355943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112355943 is an equidigital number, since it uses as much as digits as its factorization.

1112355943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 34.

The square root of 1112355943 is about 33352.0005846726. Note that the first 3 decimals coincide. The cubic root of 1112355943 is about 1036.1308225025.

The spelling of 1112355943 in words is "one billion, one hundred twelve million, three hundred fifty-five thousand, nine hundred forty-three".