4142651993 has 2 divisors, whose sum is σ = 4142651994. Its totient is φ = 4142651992.

The previous prime is 4142651983. The next prime is 4142652011. The reversal of 4142651993 is 3991562414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2655547024 + 1487104969 = 51532^2 + 38563^2 .

It is a cyclic number.

It is not a de Polignac number, because 4142651993 - 2¹⁰ = 4142650969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4142651983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2071325996 + 2071325997.

It is an arithmetic number, because the mean of its divisors is an integer number (2071325997).

Almost surely, 2^4142651993 is an apocalyptic number.

It is an amenable number.

4142651993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4142651993 is an equidigital number, since it uses as much as digits as its factorization.

4142651993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 44.

The square root of 4142651993 is about 64363.4367711980. The cubic root of 4142651993 is about 1606.0515610296.

The spelling of 4142651993 in words is "four billion, one hundred forty-two million, six hundred fifty-one thousand, nine hundred ninety-three".