111834427 has 2 divisors, whose sum is σ = 111834428. Its totient is φ = 111834426.

The previous prime is 111834419. The next prime is 111834433. The reversal of 111834427 is 724438111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111834427 - 2³ = 111834419 is a prime.

It is not a weakly prime, because it can be changed into another prime (111834407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55917213 + 55917214.

It is an arithmetic number, because the mean of its divisors is an integer number (55917214).

Almost surely, 2^111834427 is an apocalyptic number.

111834427 is a deficient number, since it is larger than the sum of its proper divisors (1).

111834427 is an equidigital number, since it uses as much as digits as its factorization.

111834427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 31.

The square root of 111834427 is about 10575.1797620655. The cubic root of 111834427 is about 481.7908032567.

The spelling of 111834427 in words is "one hundred eleven million, eight hundred thirty-four thousand, four hundred twenty-seven".