3651166373 has 2 divisors, whose sum is σ = 3651166374. Its totient is φ = 3651166372.

The previous prime is 3651166367. The next prime is 3651166397. The reversal of 3651166373 is 3736611563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2528782369 + 1122384004 = 50287^2 + 33502^2 .

It is an emirp because it is prime and its reverse (3736611563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3651166373 - 2⁴ = 3651166357 is a prime.

It is a super-3 number, since 3×3651166373³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3651166373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3651166333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1825583186 + 1825583187.

It is an arithmetic number, because the mean of its divisors is an integer number (1825583187).

Almost surely, 2^3651166373 is an apocalyptic number.

It is an amenable number.

3651166373 is a deficient number, since it is larger than the sum of its proper divisors (1).

3651166373 is an equidigital number, since it uses as much as digits as its factorization.

3651166373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 41.

The square root of 3651166373 is about 60424.8820685651. The cubic root of 3651166373 is about 1539.8457107753.

The spelling of 3651166373 in words is "three billion, six hundred fifty-one million, one hundred sixty-six thousand, three hundred seventy-three".