3140636489 has 2 divisors, whose sum is σ = 3140636490. Its totient is φ = 3140636488.

The previous prime is 3140636413. The next prime is 3140636497. The reversal of 3140636489 is 9846360413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2428814089 + 711822400 = 49283^2 + 26680^2 .

It is a cyclic number.

It is not a de Polignac number, because 3140636489 - 2¹² = 3140632393 is a prime.

It is not a weakly prime, because it can be changed into another prime (3140635489) 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, 1570318244 + 1570318245.

It is an arithmetic number, because the mean of its divisors is an integer number (1570318245).

Almost surely, 2^3140636489 is an apocalyptic number.

It is an amenable number.

3140636489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3140636489 is an equidigital number, since it uses as much as digits as its factorization.

3140636489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 3140636489 is about 56041.3819333535. The cubic root of 3140636489 is about 1464.4432863951.

The spelling of 3140636489 in words is "three billion, one hundred forty million, six hundred thirty-six thousand, four hundred eighty-nine".