76850161 has 2 divisors, whose sum is σ = 76850162. Its totient is φ = 76850160.

The previous prime is 76850119. The next prime is 76850197. The reversal of 76850161 is 16105867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49350625 + 27499536 = 7025^2 + 5244^2 .

It is a cyclic number.

It is not a de Polignac number, because 76850161 - 2¹³ = 76841969 is a prime.

It is not a weakly prime, because it can be changed into another prime (76850101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38425080 + 38425081.

It is an arithmetic number, because the mean of its divisors is an integer number (38425081).

Almost surely, 2^76850161 is an apocalyptic number.

It is an amenable number.

76850161 is a deficient number, since it is larger than the sum of its proper divisors (1).

76850161 is an equidigital number, since it uses as much as digits as its factorization.

76850161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 76850161 is about 8766.4223603475. The cubic root of 76850161 is about 425.1559492281.

The spelling of 76850161 in words is "seventy-six million, eight hundred fifty thousand, one hundred sixty-one".