3670333661 has 2 divisors, whose sum is σ = 3670333662. Its totient is φ = 3670333660.

The previous prime is 3670333657. The next prime is 3670333663. The reversal of 3670333661 is 1663330763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3621752761 + 48580900 = 60181^2 + 6970^2 .

It is a cyclic number.

It is not a de Polignac number, because 3670333661 - 2² = 3670333657 is a prime.

It is a super-3 number, since 3×3670333661³ (a number of 30 digits) contains 333 as substring.

Together with 3670333663, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3670333663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1835166830 + 1835166831.

It is an arithmetic number, because the mean of its divisors is an integer number (1835166831).

Almost surely, 2^3670333661 is an apocalyptic number.

It is an amenable number.

3670333661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3670333661 is an equidigital number, since it uses as much as digits as its factorization.

3670333661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 38.

The square root of 3670333661 is about 60583.2787244137. The cubic root of 3670333661 is about 1542.5355516132.

The spelling of 3670333661 in words is "three billion, six hundred seventy million, three hundred thirty-three thousand, six hundred sixty-one".