3994260511 has 2 divisors, whose sum is σ = 3994260512. Its totient is φ = 3994260510.

The previous prime is 3994260469. The next prime is 3994260521. The reversal of 3994260511 is 1150624993.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3994260511 - 2⁷ = 3994260383 is a prime.

It is a super-2 number, since 2×3994260511² = 31908234059467962242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3994260521) 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, 1997130255 + 1997130256.

It is an arithmetic number, because the mean of its divisors is an integer number (1997130256).

Almost surely, 2^3994260511 is an apocalyptic number.

3994260511 is a deficient number, since it is larger than the sum of its proper divisors (1).

3994260511 is an equidigital number, since it uses as much as digits as its factorization.

3994260511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 3994260511 is about 63200.1622703613. The cubic root of 3994260511 is about 1586.6414493016.

The spelling of 3994260511 in words is "three billion, nine hundred ninety-four million, two hundred sixty thousand, five hundred eleven".