829149941 has 2 divisors, whose sum is σ = 829149942. Its totient is φ = 829149940.

The previous prime is 829149869. The next prime is 829149943. The reversal of 829149941 is 149941928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 803495716 + 25654225 = 28346^2 + 5065^2 .

It is a cyclic number.

It is not a de Polignac number, because 829149941 - 2¹⁰ = 829148917 is a prime.

Together with 829149943, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (829149943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414574970 + 414574971.

It is an arithmetic number, because the mean of its divisors is an integer number (414574971).

Almost surely, 2^829149941 is an apocalyptic number.

It is an amenable number.

829149941 is a deficient number, since it is larger than the sum of its proper divisors (1).

829149941 is an equidigital number, since it uses as much as digits as its factorization.

829149941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 47.

The square root of 829149941 is about 28794.9638131393. The cubic root of 829149941 is about 939.4586973270.

The spelling of 829149941 in words is "eight hundred twenty-nine million, one hundred forty-nine thousand, nine hundred forty-one".