3775442113 has 4 divisors (see below), whose sum is σ = 3775641988. Its totient is φ = 3775242240.

The previous prime is 3775442107. The next prime is 3775442117. The reversal of 3775442113 is 3112445773.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1248067584 + 2527374529 = 35328^2 + 50273^2 .

It is a cyclic number.

It is not a de Polignac number, because 3775442113 - 2⁹ = 3775441601 is a prime.

It is a super-2 number, since 2×3775442113² = 28507926297227809538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3775442117) 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, 68256 + ... + 110497.

It is an arithmetic number, because the mean of its divisors is an integer number (943910497).

Almost surely, 2^3775442113 is an apocalyptic number.

It is an amenable number.

3775442113 is a deficient number, since it is larger than the sum of its proper divisors (199875).

3775442113 is a wasteful number, since it uses less digits than its factorization.

3775442113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199874.

The product of its digits is 70560, while the sum is 37.

The square root of 3775442113 is about 61444.6263964555. The cubic root of 3775442113 is about 1557.1218728796.

Adding to 3775442113 its reverse (3112445773), we get a palindrome (6887887886).

The spelling of 3775442113 in words is "three billion, seven hundred seventy-five million, four hundred forty-two thousand, one hundred thirteen".