1043223311 has 12 divisors (see below), whose sum is σ = 1157204160. Its totient is φ = 939481920.

The previous prime is 1043223283. The next prime is 1043223317. The reversal of 1043223311 is 1133223401.

It is a de Polignac number, because none of the positive numbers 2^k-1043223311 is a prime.

It is a super-2 number, since 2×1043223311² = 2176629753227605442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043223317) 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 11 ways as a sum of consecutive naturals, for example, 68351 + ... + 82208.

It is an arithmetic number, because the mean of its divisors is an integer number (96433680).

Almost surely, 2^1043223311 is an apocalyptic number.

1043223311 is a deficient number, since it is larger than the sum of its proper divisors (113980849).

1043223311 is a wasteful number, since it uses less digits than its factorization.

1043223311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150626 (or 150613 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1043223311 is about 32298.9676460409. The cubic root of 1043223311 is about 1014.2050319561.

Adding to 1043223311 its reverse (1133223401), we get a palindrome (2176446712).

The spelling of 1043223311 in words is "one billion, forty-three million, two hundred twenty-three thousand, three hundred eleven".