112143497 has 2 divisors, whose sum is σ = 112143498. Its totient is φ = 112143496.

The previous prime is 112143481. The next prime is 112143503. The reversal of 112143497 is 794341211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72403081 + 39740416 = 8509^2 + 6304^2 .

It is an emirp because it is prime and its reverse (794341211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112143497 - 2⁴ = 112143481 is a prime.

It is not a weakly prime, because it can be changed into another prime (112143197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56071748 + 56071749.

It is an arithmetic number, because the mean of its divisors is an integer number (56071749).

Almost surely, 2^112143497 is an apocalyptic number.

It is an amenable number.

112143497 is a deficient number, since it is larger than the sum of its proper divisors (1).

112143497 is an equidigital number, since it uses as much as digits as its factorization.

112143497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 112143497 is about 10589.7826701023. The cubic root of 112143497 is about 482.2342269937.

The spelling of 112143497 in words is "one hundred twelve million, one hundred forty-three thousand, four hundred ninety-seven".