727066771 has 2 divisors, whose sum is σ = 727066772. Its totient is φ = 727066770.

The previous prime is 727066763. The next prime is 727066793. The reversal of 727066771 is 177660727.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 727066771 - 2³ = 727066763 is a prime.

It is equal to p_37580587 and since 727066771 and 37580587 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (727066751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363533385 + 363533386.

It is an arithmetic number, because the mean of its divisors is an integer number (363533386).

Almost surely, 2^727066771 is an apocalyptic number.

727066771 is a deficient number, since it is larger than the sum of its proper divisors (1).

727066771 is an equidigital number, since it uses as much as digits as its factorization.

727066771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172872, while the sum is 43.

The square root of 727066771 is about 26964.1756966535. The cubic root of 727066771 is about 899.2037282194.

The spelling of 727066771 in words is "seven hundred twenty-seven million, sixty-six thousand, seven hundred seventy-one".