3122166041 has 4 divisors (see below), whose sum is σ = 3127577652. Its totient is φ = 3116754432.

The previous prime is 3122166011. The next prime is 3122166043. The reversal of 3122166041 is 1406612213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1682722441 + 1439443600 = 41021^2 + 37940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122166041 is a prime.

It is a super-2 number, since 2×3122166041² = 19495841575147227362, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3122166041.

It is not an unprimeable number, because it can be changed into a prime (3122166043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2704940 + ... + 2706093.

It is an arithmetic number, because the mean of its divisors is an integer number (781894413).

Almost surely, 2^3122166041 is an apocalyptic number.

It is an amenable number.

3122166041 is a deficient number, since it is larger than the sum of its proper divisors (5411611).

3122166041 is an equidigital number, since it uses as much as digits as its factorization.

3122166041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411610.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 3122166041 is about 55876.3459882623. The cubic root of 3122166041 is about 1461.5667863022.

Adding to 3122166041 its reverse (1406612213), we get a palindrome (4528778254).

The spelling of 3122166041 in words is "three billion, one hundred twenty-two million, one hundred sixty-six thousand, forty-one".