3111601 has 8 divisors (see below), whose sum is σ = 3303360. Its totient is φ = 2924592.

The previous prime is 3111599. The next prime is 3111607. The reversal of 3111601 is 1061113.

It is a happy number.

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 3111601 - 2¹ = 3111599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3111607) 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, 211 + ... + 2503.

It is an arithmetic number, because the mean of its divisors is an integer number (412920).

Almost surely, 2^3111601 is an apocalyptic number.

It is an amenable number.

3111601 is a deficient number, since it is larger than the sum of its proper divisors (191759).

3111601 is a wasteful number, since it uses less digits than its factorization.

3111601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 3111601 is about 1763.9730723568. The cubic root of 3111601 is about 145.9916333480.

Adding to 3111601 its reverse (1061113), we get a palindrome (4172714).

The spelling of 3111601 in words is "three million, one hundred eleven thousand, six hundred one".