3513143 has 4 divisors (see below), whose sum is σ = 3594888. Its totient is φ = 3431400.

The previous prime is 3513127. The next prime is 3513149. The reversal of 3513143 is 3413153.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3513143 - 2⁴ = 3513127 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 (3513149) 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, 40808 + ... + 40893.

It is an arithmetic number, because the mean of its divisors is an integer number (898722).

Almost surely, 2^3513143 is an apocalyptic number.

3513143 is a deficient number, since it is larger than the sum of its proper divisors (81745).

3513143 is an equidigital number, since it uses as much as digits as its factorization.

3513143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81744.

The product of its digits is 540, while the sum is 20.

The square root of 3513143 is about 1874.3380164741. The cubic root of 3513143 is about 152.0192582940.

Adding to 3513143 its reverse (3413153), we get a palindrome (6926296).

The spelling of 3513143 in words is "three million, five hundred thirteen thousand, one hundred forty-three".