1112043971 has 2 divisors, whose sum is σ = 1112043972. Its totient is φ = 1112043970.

The previous prime is 1112043953. The next prime is 1112043983. The reversal of 1112043971 is 1793402111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112043971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112043931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556021985 + 556021986.

It is an arithmetic number, because the mean of its divisors is an integer number (556021986).

Almost surely, 2^1112043971 is an apocalyptic number.

1112043971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112043971 is an equidigital number, since it uses as much as digits as its factorization.

1112043971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 1112043971 is about 33347.3232958809. The cubic root of 1112043971 is about 1036.0339488261.

The spelling of 1112043971 in words is "one billion, one hundred twelve million, forty-three thousand, nine hundred seventy-one".