4000699939 has 2 divisors, whose sum is σ = 4000699940. Its totient is φ = 4000699938.

The previous prime is 4000699903. The next prime is 4000699961. The reversal of 4000699939 is 9399960004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4000699939 - 2¹¹ = 4000697891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4000699892 and 4000699901.

It is not a weakly prime, because it can be changed into another prime (4000699979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000349969 + 2000349970.

It is an arithmetic number, because the mean of its divisors is an integer number (2000349970).

Almost surely, 2^4000699939 is an apocalyptic number.

4000699939 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000699939 is an equidigital number, since it uses as much as digits as its factorization.

4000699939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 472392, while the sum is 49.

The square root of 4000699939 is about 63251.0864649770. The cubic root of 4000699939 is about 1587.4936368935.

The spelling of 4000699939 in words is "four billion, six hundred ninety-nine thousand, nine hundred thirty-nine".