1043343231 has 32 divisors (see below), whose sum is σ = 1638528000. Its totient is φ = 590234400.

The previous prime is 1043343211. The next prime is 1043343233. The reversal of 1043343231 is 1323433401.

It is not a de Polignac number, because 1043343231 - 2⁶ = 1043343167 is a prime.

It is a super-2 number, since 2×1043343231² = 2177130195347038722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043343233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98910 + ... + 108948.

It is an arithmetic number, because the mean of its divisors is an integer number (51204000).

Almost surely, 2^1043343231 is an apocalyptic number.

1043343231 is a deficient number, since it is larger than the sum of its proper divisors (595184769).

1043343231 is a wasteful number, since it uses less digits than its factorization.

1043343231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10164 (or 10150 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 1043343231 is about 32300.8239987775. The cubic root of 1043343231 is about 1014.2438919030.

Adding to 1043343231 its reverse (1323433401), we get a palindrome (2366776632).

The spelling of 1043343231 in words is "one billion, forty-three million, three hundred forty-three thousand, two hundred thirty-one".