3142243397 has 2 divisors, whose sum is σ = 3142243398. Its totient is φ = 3142243396.

The previous prime is 3142243393. The next prime is 3142243411. The reversal of 3142243397 is 7933422413.

3142243397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1851925156 + 1290318241 = 43034^2 + 35921^2 .

It is a cyclic number.

It is not a de Polignac number, because 3142243397 - 2² = 3142243393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3142243397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3142243393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571121698 + 1571121699.

It is an arithmetic number, because the mean of its divisors is an integer number (1571121699).

Almost surely, 2^3142243397 is an apocalyptic number.

It is an amenable number.

3142243397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3142243397 is an equidigital number, since it uses as much as digits as its factorization.

3142243397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 38.

The square root of 3142243397 is about 56055.7168984574. The cubic root of 3142243397 is about 1464.6930048213.

The spelling of 3142243397 in words is "three billion, one hundred forty-two million, two hundred forty-three thousand, three hundred ninety-seven".