1112409971 has 2 divisors, whose sum is σ = 1112409972. Its totient is φ = 1112409970.

The previous prime is 1112409931. The next prime is 1112409979. The reversal of 1112409971 is 1799042111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112409971 - 2²⁶ = 1045301107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112409979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556204985 + 556204986.

It is an arithmetic number, because the mean of its divisors is an integer number (556204986).

Almost surely, 2^1112409971 is an apocalyptic number.

1112409971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112409971 is an equidigital number, since it uses as much as digits as its factorization.

1112409971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 1112409971 is about 33352.8105412422. The cubic root of 1112409971 is about 1036.1475974596.

The spelling of 1112409971 in words is "one billion, one hundred twelve million, four hundred nine thousand, nine hundred seventy-one".