112181473 has 2 divisors, whose sum is σ = 112181474. Its totient is φ = 112181472.

The previous prime is 112181449. The next prime is 112181477. The reversal of 112181473 is 374181211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73393489 + 38787984 = 8567^2 + 6228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112181473 is a prime.

It is not a weakly prime, because it can be changed into another prime (112181477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56090736 + 56090737.

It is an arithmetic number, because the mean of its divisors is an integer number (56090737).

Almost surely, 2^112181473 is an apocalyptic number.

It is an amenable number.

112181473 is a deficient number, since it is larger than the sum of its proper divisors (1).

112181473 is an equidigital number, since it uses as much as digits as its factorization.

112181473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 28.

The square root of 112181473 is about 10591.5755674026. The cubic root of 112181473 is about 482.2886550575.

The spelling of 112181473 in words is "one hundred twelve million, one hundred eighty-one thousand, four hundred seventy-three".