3113445 has 8 divisors (see below), whose sum is σ = 4981536. Its totient is φ = 1660496.

The previous prime is 3113443. The next prime is 3113447. The reversal of 3113445 is 5443113.

It is an interprime number because it is at equal distance from previous prime (3113443) and next prime (3113447).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3113445 - 2¹ = 3113443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103767 + ... + 103796.

It is an arithmetic number, because the mean of its divisors is an integer number (622692).

Almost surely, 2^3113445 is an apocalyptic number.

It is an amenable number.

3113445 is a deficient number, since it is larger than the sum of its proper divisors (1868091).

3113445 is a wasteful number, since it uses less digits than its factorization.

3113445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207571.

The product of its digits is 720, while the sum is 21.

The square root of 3113445 is about 1764.4956786572. The cubic root of 3113445 is about 146.0204668874.

Adding to 3113445 its reverse (5443113), we get a palindrome (8556558).

The spelling of 3113445 in words is "three million, one hundred thirteen thousand, four hundred forty-five".