2042411993 has 2 divisors, whose sum is σ = 2042411994. Its totient is φ = 2042411992.

The previous prime is 2042411947. The next prime is 2042412067. The reversal of 2042411993 is 3991142402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2032476889 + 9935104 = 45083^2 + 3152^2 .

It is a cyclic number.

It is not a de Polignac number, because 2042411993 - 2⁸ = 2042411737 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 (2045411993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021205996 + 1021205997.

It is an arithmetic number, because the mean of its divisors is an integer number (1021205997).

Almost surely, 2^2042411993 is an apocalyptic number.

It is an amenable number.

2042411993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042411993 is an equidigital number, since it uses as much as digits as its factorization.

2042411993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 2042411993 is about 45193.0524859740. The cubic root of 2042411993 is about 1268.7647884321.

The spelling of 2042411993 in words is "two billion, forty-two million, four hundred eleven thousand, nine hundred ninety-three".