76660741 has 2 divisors, whose sum is σ = 76660742. Its totient is φ = 76660740.

The previous prime is 76660711. The next prime is 76660783. The reversal of 76660741 is 14706667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41602500 + 35058241 = 6450^2 + 5921^2 .

It is an emirp because it is prime and its reverse (14706667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76660741 - 2¹¹ = 76658693 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76660741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76660711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38330370 + 38330371.

It is an arithmetic number, because the mean of its divisors is an integer number (38330371).

Almost surely, 2^76660741 is an apocalyptic number.

It is an amenable number.

76660741 is a deficient number, since it is larger than the sum of its proper divisors (1).

76660741 is an equidigital number, since it uses as much as digits as its factorization.

76660741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 76660741 is about 8755.6119717585. The cubic root of 76660741 is about 424.8063542264.

The spelling of 76660741 in words is "seventy-six million, six hundred sixty thousand, seven hundred forty-one".