3996627109 has 2 divisors, whose sum is σ = 3996627110. Its totient is φ = 3996627108.

The previous prime is 3996627017. The next prime is 3996627191. The reversal of 3996627109 is 9017266993.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3920012100 + 76615009 = 62610^2 + 8753^2 .

It is a cyclic number.

It is not a de Polignac number, because 3996627109 - 2²⁵ = 3963072677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3996627709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998313554 + 1998313555.

It is an arithmetic number, because the mean of its divisors is an integer number (1998313555).

Almost surely, 2^3996627109 is an apocalyptic number.

It is an amenable number.

3996627109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3996627109 is an equidigital number, since it uses as much as digits as its factorization.

3996627109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The square root of 3996627109 is about 63218.8825352046. The cubic root of 3996627109 is about 1586.9547489403.

The spelling of 3996627109 in words is "three billion, nine hundred ninety-six million, six hundred twenty-seven thousand, one hundred nine".