766111741 has 2 divisors, whose sum is σ = 766111742. Its totient is φ = 766111740.

The previous prime is 766111729. The next prime is 766111757. The reversal of 766111741 is 147111667.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 765905625 + 206116 = 27675^2 + 454^2 .

It is a cyclic number.

It is not a de Polignac number, because 766111741 - 2¹¹ = 766109693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766111697 and 766111706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766112741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383055870 + 383055871.

It is an arithmetic number, because the mean of its divisors is an integer number (383055871).

Almost surely, 2^766111741 is an apocalyptic number.

It is an amenable number.

766111741 is a deficient number, since it is larger than the sum of its proper divisors (1).

766111741 is an equidigital number, since it uses as much as digits as its factorization.

766111741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 34.

The square root of 766111741 is about 27678.7236158028. The cubic root of 766111741 is about 915.0202513758.

The spelling of 766111741 in words is "seven hundred sixty-six million, one hundred eleven thousand, seven hundred forty-one".