3140956309 has 2 divisors, whose sum is σ = 3140956310. Its totient is φ = 3140956308.

The previous prime is 3140956303. The next prime is 3140956361. The reversal of 3140956309 is 9036590413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2608962084 + 531994225 = 51078^2 + 23065^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140956309 - 2²⁹ = 2604085397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3140956303) 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, 1570478154 + 1570478155.

It is an arithmetic number, because the mean of its divisors is an integer number (1570478155).

Almost surely, 2^3140956309 is an apocalyptic number.

It is an amenable number.

3140956309 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140956309 is an equidigital number, since it uses as much as digits as its factorization.

3140956309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 3140956309 is about 56044.2352878510. The cubic root of 3140956309 is about 1464.4929941912.

The spelling of 3140956309 in words is "three billion, one hundred forty million, nine hundred fifty-six thousand, three hundred nine".