1043013012 has 12 divisors (see below), whose sum is σ = 2433697056. Its totient is φ = 347671000.

The previous prime is 1043013007. The next prime is 1043013047. The reversal of 1043013012 is 2103103401.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1043013012² = 2175752286402624288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1043012982 and 1043013000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43458864 + ... + 43458887.

It is an arithmetic number, because the mean of its divisors is an integer number (202808088).

Almost surely, 2^1043013012 is an apocalyptic number.

1043013012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1043013012 is an abundant number, since it is smaller than the sum of its proper divisors (1390684044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043013012 is a wasteful number, since it uses less digits than its factorization.

1043013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86917758 (or 86917756 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1043013012 is about 32295.7119754310. The cubic root of 1043013012 is about 1014.1368776005.

Adding to 1043013012 its reverse (2103103401), we get a palindrome (3146116413).

The spelling of 1043013012 in words is "one billion, forty-three million, thirteen thousand, twelve".