3143403031 has 4 divisors (see below), whose sum is σ = 3280072752. Its totient is φ = 3006733312.

The previous prime is 3143402993. The next prime is 3143403083. The reversal of 3143403031 is 1303043413.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3143403031 - 2²¹ = 3141305879 is a prime.

It is a super-2 number, since 2×3143403031² = 19761965230599973922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3143402993 and 3143403011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143403331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68334826 + ... + 68334871.

It is an arithmetic number, because the mean of its divisors is an integer number (820018188).

Almost surely, 2^3143403031 is an apocalyptic number.

3143403031 is a deficient number, since it is larger than the sum of its proper divisors (136669721).

3143403031 is a wasteful number, since it uses less digits than its factorization.

3143403031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136669720.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 3143403031 is about 56066.0595280246. The cubic root of 3143403031 is about 1464.8731626144.

Adding to 3143403031 its reverse (1303043413), we get a palindrome (4446446444).

The spelling of 3143403031 in words is "three billion, one hundred forty-three million, four hundred three thousand, thirty-one".