9161662039 has 2 divisors, whose sum is σ = 9161662040. Its totient is φ = 9161662038.

The previous prime is 9161662021. The next prime is 9161662057. The reversal of 9161662039 is 9302661619.

9161662039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (9161662021) and next prime (9161662057).

It is a cyclic number.

It is not a de Polignac number, because 9161662039 - 2⁵ = 9161662007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9161661986 and 9161662004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9161662009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4580831019 + 4580831020.

It is an arithmetic number, because the mean of its divisors is an integer number (4580831020).

Almost surely, 2^9161662039 is an apocalyptic number.

9161662039 is a deficient number, since it is larger than the sum of its proper divisors (1).

9161662039 is an equidigital number, since it uses as much as digits as its factorization.

9161662039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 9161662039 is about 95716.5713917919. The cubic root of 9161662039 is about 2092.4644538801.

The spelling of 9161662039 in words is "nine billion, one hundred sixty-one million, six hundred sixty-two thousand, thirty-nine".