1043313011 has 16 divisors (see below), whose sum is σ = 1142248800. Its totient is φ = 947179008.

The previous prime is 1043312987. The next prime is 1043313017. The reversal of 1043313011 is 1103133401.

It is a cyclic number.

It is not a de Polignac number, because 1043313011 - 2¹⁴ = 1043296627 is a prime.

It is a super-2 number, since 2×1043313011² = 2177004077843772242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043313017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194315 + ... + 199611.

It is an arithmetic number, because the mean of its divisors is an integer number (71390550).

Almost surely, 2^1043313011 is an apocalyptic number.

1043313011 is a deficient number, since it is larger than the sum of its proper divisors (98935789).

1043313011 is a wasteful number, since it uses less digits than its factorization.

1043313011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1043313011 is about 32300.3562054662. The cubic root of 1043313011 is about 1014.2340994252.

Adding to 1043313011 its reverse (1103133401), we get a palindrome (2146446412).

The spelling of 1043313011 in words is "one billion, forty-three million, three hundred thirteen thousand, eleven".