3142121393 has 2 divisors, whose sum is σ = 3142121394. Its totient is φ = 3142121392.

The previous prime is 3142121383. The next prime is 3142121417. The reversal of 3142121393 is 3931212413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2637130609 + 504990784 = 51353^2 + 22472^2 .

It is a cyclic number.

It is not a de Polignac number, because 3142121393 - 2²⁶ = 3075012529 is a prime.

It is not a weakly prime, because it can be changed into another prime (3142121383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571060696 + 1571060697.

It is an arithmetic number, because the mean of its divisors is an integer number (1571060697).

Almost surely, 2^3142121393 is an apocalyptic number.

It is an amenable number.

3142121393 is a deficient number, since it is larger than the sum of its proper divisors (1).

3142121393 is an equidigital number, since it uses as much as digits as its factorization.

3142121393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 29.

The square root of 3142121393 is about 56054.6286492026. The cubic root of 3142121393 is about 1464.6740480129.

The spelling of 3142121393 in words is "three billion, one hundred forty-two million, one hundred twenty-one thousand, three hundred ninety-three".