3113651 has 4 divisors (see below), whose sum is σ = 3117912. Its totient is φ = 3109392.

The previous prime is 3113647. The next prime is 3113683. The reversal of 3113651 is 1563113.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1563113 = 31 ⋅50423.

It is a cyclic number.

It is not a de Polignac number, because 3113651 - 2² = 3113647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3113611) 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, 725 + ... + 2598.

It is an arithmetic number, because the mean of its divisors is an integer number (779478).

Almost surely, 2^3113651 is an apocalyptic number.

3113651 is a deficient number, since it is larger than the sum of its proper divisors (4261).

3113651 is an equidigital number, since it uses as much as digits as its factorization.

3113651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4260.

The product of its digits is 270, while the sum is 20.

The square root of 3113651 is about 1764.5540513115. The cubic root of 3113651 is about 146.0236872808.

Adding to 3113651 its reverse (1563113), we get a palindrome (4676764).

The spelling of 3113651 in words is "three million, one hundred thirteen thousand, six hundred fifty-one".