76135669 has 2 divisors, whose sum is σ = 76135670. Its totient is φ = 76135668.

The previous prime is 76135667. The next prime is 76135687. The reversal of 76135669 is 96653167.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59830225 + 16305444 = 7735^2 + 4038^2 .

It is a cyclic number.

It is not a de Polignac number, because 76135669 - 2¹ = 76135667 is a prime.

It is a super-2 number, since 2×76135669² = 11593280188155122, which contains 22 as substring.

Together with 76135667, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76135663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38067834 + 38067835.

It is an arithmetic number, because the mean of its divisors is an integer number (38067835).

Almost surely, 2^76135669 is an apocalyptic number.

It is an amenable number.

76135669 is a deficient number, since it is larger than the sum of its proper divisors (1).

76135669 is an equidigital number, since it uses as much as digits as its factorization.

76135669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 43.

The square root of 76135669 is about 8725.5755684081. The cubic root of 76135669 is about 423.8342568190.

The spelling of 76135669 in words is "seventy-six million, one hundred thirty-five thousand, six hundred sixty-nine".