829639161061 has 2 divisors, whose sum is σ = 829639161062. Its totient is φ = 829639161060.

The previous prime is 829639161031. The next prime is 829639161067. The reversal of 829639161061 is 160161936928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 828999324036 + 639837025 = 910494^2 + 25295^2 .

It is a cyclic number.

It is not a de Polignac number, because 829639161061 - 2¹³ = 829639152869 is a prime.

It is a super-2 number, since 2×829639161061² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (829639161067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414819580530 + 414819580531.

It is an arithmetic number, because the mean of its divisors is an integer number (414819580531).

Almost surely, 2^829639161061 is an apocalyptic number.

It is an amenable number.

829639161061 is a deficient number, since it is larger than the sum of its proper divisors (1).

829639161061 is an equidigital number, since it uses as much as digits as its factorization.

829639161061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 52.

The spelling of 829639161061 in words is "eight hundred twenty-nine billion, six hundred thirty-nine million, one hundred sixty-one thousand, sixty-one".