112720843 has 2 divisors, whose sum is σ = 112720844. Its totient is φ = 112720842.

The previous prime is 112720823. The next prime is 112720859. The reversal of 112720843 is 348027211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112720843 - 2²¹ = 110623691 is a prime.

It is not a weakly prime, because it can be changed into another prime (112720823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56360421 + 56360422.

It is an arithmetic number, because the mean of its divisors is an integer number (56360422).

Almost surely, 2^112720843 is an apocalyptic number.

112720843 is a deficient number, since it is larger than the sum of its proper divisors (1).

112720843 is an equidigital number, since it uses as much as digits as its factorization.

112720843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 112720843 is about 10617.0072525171. The cubic root of 112720843 is about 483.0603696401.

It can be divided in two parts, 1127208 and 43, that added together give a triangular number (1127251 = T₁₅₀₁).

The spelling of 112720843 in words is "one hundred twelve million, seven hundred twenty thousand, eight hundred forty-three".