3140981797 has 2 divisors, whose sum is σ = 3140981798. Its totient is φ = 3140981796.

The previous prime is 3140981747. The next prime is 3140981819. The reversal of 3140981797 is 7971890413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2675889441 + 465092356 = 51729^2 + 21566^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140981797 - 2¹⁵ = 3140949029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3140981797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140981707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1570490898 + 1570490899.

It is an arithmetic number, because the mean of its divisors is an integer number (1570490899).

Almost surely, 2^3140981797 is an apocalyptic number.

It is an amenable number.

3140981797 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140981797 is an equidigital number, since it uses as much as digits as its factorization.

3140981797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 49.

The square root of 3140981797 is about 56044.4626791978. The cubic root of 3140981797 is about 1464.4969555003.

The spelling of 3140981797 in words is "three billion, one hundred forty million, nine hundred eighty-one thousand, seven hundred ninety-seven".