3162040643 has 2 divisors, whose sum is σ = 3162040644. Its totient is φ = 3162040642.

The previous prime is 3162040639. The next prime is 3162040669. The reversal of 3162040643 is 3460402613.

It is a weak prime.

It is an emirp because it is prime and its reverse (3460402613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3162040643 - 2² = 3162040639 is a prime.

It is not a weakly prime, because it can be changed into another prime (3162040043) 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, 1581020321 + 1581020322.

It is an arithmetic number, because the mean of its divisors is an integer number (1581020322).

Almost surely, 2^3162040643 is an apocalyptic number.

3162040643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3162040643 is an equidigital number, since it uses as much as digits as its factorization.

3162040643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 3162040643 is about 56232.0250657932. The cubic root of 3162040643 is about 1467.7625954978.

The spelling of 3162040643 in words is "three billion, one hundred sixty-two million, forty thousand, six hundred forty-three".