4136621999 has 2 divisors, whose sum is σ = 4136622000. Its totient is φ = 4136621998.

The previous prime is 4136621959. The next prime is 4136622023. The reversal of 4136621999 is 9991266314.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4136621999 - 2⁸ = 4136621743 is a prime.

It is a super-2 number, since 2×4136621999² = 34223283125221512002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4136621959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068310999 + 2068311000.

It is an arithmetic number, because the mean of its divisors is an integer number (2068311000).

Almost surely, 2^4136621999 is an apocalyptic number.

4136621999 is a deficient number, since it is larger than the sum of its proper divisors (1).

4136621999 is an equidigital number, since it uses as much as digits as its factorization.

4136621999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 629856, while the sum is 50.

The square root of 4136621999 is about 64316.5763936483. The cubic root of 4136621999 is about 1605.2719329099.

The spelling of 4136621999 in words is "four billion, one hundred thirty-six million, six hundred twenty-one thousand, nine hundred ninety-nine".