3143347 has 4 divisors (see below), whose sum is σ = 3220056. Its totient is φ = 3066640.

The previous prime is 3143323. The next prime is 3143353. The reversal of 3143347 is 7433413.

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: 7433413 = 13 ⋅571801.

It is a cyclic number.

It is not a de Polignac number, because 3143347 - 2¹⁵ = 3110579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3143447) 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, 38293 + ... + 38374.

It is an arithmetic number, because the mean of its divisors is an integer number (805014).

Almost surely, 2^3143347 is an apocalyptic number.

3143347 is a deficient number, since it is larger than the sum of its proper divisors (76709).

3143347 is an equidigital number, since it uses as much as digits as its factorization.

3143347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76708.

The product of its digits is 3024, while the sum is 25.

The square root of 3143347 is about 1772.9486738200. The cubic root of 3143347 is about 146.4864458799.

The spelling of 3143347 in words is "three million, one hundred forty-three thousand, three hundred forty-seven".