1045035012 has 48 divisors (see below), whose sum is σ = 2788997120. Its totient is φ = 298341792.

The previous prime is 1045035011. The next prime is 1045035031. The reversal of 1045035012 is 2105305401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1045035012.

It is not an unprimeable number, because it can be changed into a prime (1045035011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118293 + ... + 126819.

Almost surely, 2^1045035012 is an apocalyptic number.

1045035012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1045035012 is an abundant number, since it is smaller than the sum of its proper divisors (1743962108).

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

1045035012 is a wasteful number, since it uses less digits than its factorization.

1045035012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000 (or 9998 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1045035012 is about 32327.0012837566. The cubic root of 1045035012 is about 1014.7917946759.

The spelling of 1045035012 in words is "one billion, forty-five million, thirty-five thousand, twelve".