3941109399 has 4 divisors (see below), whose sum is σ = 5254812536. Its totient is φ = 2627406264.

The previous prime is 3941109383. The next prime is 3941109407. The reversal of 3941109399 is 9939011493.

3941109399 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3941109399 - 2⁴ = 3941109383 is a prime.

It is a super-2 number, since 2×3941109399² = 31064686589772282402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941109499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656851564 + ... + 656851569.

It is an arithmetic number, because the mean of its divisors is an integer number (1313703134).

Almost surely, 2^3941109399 is an apocalyptic number.

3941109399 is a deficient number, since it is larger than the sum of its proper divisors (1313703137).

3941109399 is a wasteful number, since it uses less digits than its factorization.

3941109399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313703136.

The product of its (nonzero) digits is 236196, while the sum is 48.

The square root of 3941109399 is about 62778.2557817593. The cubic root of 3941109399 is about 1579.5722549565.

The spelling of 3941109399 in words is "three billion, nine hundred forty-one million, one hundred nine thousand, three hundred ninety-nine".