4113391 has 4 divisors (see below), whose sum is σ = 4140784. Its totient is φ = 4086000.

The previous prime is 4113379. The next prime is 4113419. The reversal of 4113391 is 1933114.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1933114 = 2 ⋅966557.

It is a cyclic number.

It is not a de Polignac number, because 4113391 - 2²¹ = 2016239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4113311) 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, 13470 + ... + 13771.

It is an arithmetic number, because the mean of its divisors is an integer number (1035196).

Almost surely, 2^4113391 is an apocalyptic number.

4113391 is a deficient number, since it is larger than the sum of its proper divisors (27393).

4113391 is a wasteful number, since it uses less digits than its factorization.

4113391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27392.

The product of its digits is 324, while the sum is 22.

The square root of 4113391 is about 2028.1496493109. The cubic root of 4113391 is about 160.2261255821.

The spelling of 4113391 in words is "four million, one hundred thirteen thousand, three hundred ninety-one".