829145111 has 2 divisors, whose sum is σ = 829145112. Its totient is φ = 829145110.

The previous prime is 829145081. The next prime is 829145129. The reversal of 829145111 is 111541928.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-829145111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (829145011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414572555 + 414572556.

It is an arithmetic number, because the mean of its divisors is an integer number (414572556).

Almost surely, 2^829145111 is an apocalyptic number.

829145111 is a deficient number, since it is larger than the sum of its proper divisors (1).

829145111 is an equidigital number, since it uses as much as digits as its factorization.

829145111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 32.

The square root of 829145111 is about 28794.8799441845. The cubic root of 829145111 is about 939.4568731317.

The spelling of 829145111 in words is "eight hundred twenty-nine million, one hundred forty-five thousand, one hundred eleven".