3385277729 has 2 divisors, whose sum is σ = 3385277730. Its totient is φ = 3385277728.

The previous prime is 3385277723. The next prime is 3385277761. The reversal of 3385277729 is 9277725833.

3385277729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2844622225 + 540655504 = 53335^2 + 23252^2 .

It is an emirp because it is prime and its reverse (9277725833) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3385277729 is a prime.

It is a super-2 number, since 2×3385277729² = 22920210604926794882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3385277723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1692638864 + 1692638865.

It is an arithmetic number, because the mean of its divisors is an integer number (1692638865).

Almost surely, 2^3385277729 is an apocalyptic number.

It is an amenable number.

3385277729 is a deficient number, since it is larger than the sum of its proper divisors (1).

3385277729 is an equidigital number, since it uses as much as digits as its factorization.

3385277729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 53.

The square root of 3385277729 is about 58183.1395594978. The cubic root of 3385277729 is about 1501.5210835337.

The spelling of 3385277729 in words is "three billion, three hundred eighty-five million, two hundred seventy-seven thousand, seven hundred twenty-nine".