112002991 has 2 divisors, whose sum is σ = 112002992. Its totient is φ = 112002990.

The previous prime is 112002983. The next prime is 112003009. The reversal of 112002991 is 199200211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112002991 - 2³ = 112002983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112002911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56001495 + 56001496.

It is an arithmetic number, because the mean of its divisors is an integer number (56001496).

Almost surely, 2^112002991 is an apocalyptic number.

112002991 is a deficient number, since it is larger than the sum of its proper divisors (1).

112002991 is an equidigital number, since it uses as much as digits as its factorization.

112002991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 112002991 is about 10583.1465547823. The cubic root of 112002991 is about 482.0327437108.

It can be divided in two parts, 11 and 2002991, that added together give a palindrome (2003002).

The spelling of 112002991 in words is "one hundred twelve million, two thousand, nine hundred ninety-one".