112691647 has 2 divisors, whose sum is σ = 112691648. Its totient is φ = 112691646.

The previous prime is 112691599. The next prime is 112691671. The reversal of 112691647 is 746196211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112691647 - 2¹⁵ = 112658879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112692647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56345823 + 56345824.

It is an arithmetic number, because the mean of its divisors is an integer number (56345824).

Almost surely, 2^112691647 is an apocalyptic number.

112691647 is a deficient number, since it is larger than the sum of its proper divisors (1).

112691647 is an equidigital number, since it uses as much as digits as its factorization.

112691647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 112691647 is about 10615.6321997326. The cubic root of 112691647 is about 483.0186599675.

The spelling of 112691647 in words is "one hundred twelve million, six hundred ninety-one thousand, six hundred forty-seven".