3166142393 has 2 divisors, whose sum is σ = 3166142394. Its totient is φ = 3166142392.

The previous prime is 3166142389. The next prime is 3166142431. The reversal of 3166142393 is 3932416613.

It is an a-pointer prime, because the next prime (3166142431) can be obtained adding 3166142393 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2063703184 + 1102439209 = 45428^2 + 33203^2 .

It is a cyclic number.

It is not a de Polignac number, because 3166142393 - 2² = 3166142389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3166142323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1583071196 + 1583071197.

It is an arithmetic number, because the mean of its divisors is an integer number (1583071197).

Almost surely, 2^3166142393 is an apocalyptic number.

It is an amenable number.

3166142393 is a deficient number, since it is larger than the sum of its proper divisors (1).

3166142393 is an equidigital number, since it uses as much as digits as its factorization.

3166142393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 3166142393 is about 56268.4849005196. The cubic root of 3166142393 is about 1468.3969742205.

The spelling of 3166142393 in words is "three billion, one hundred sixty-six million, one hundred forty-two thousand, three hundred ninety-three".