1009012 has 6 divisors (see below), whose sum is σ = 1765778. Its totient is φ = 504504.

The previous prime is 1009007. The next prime is 1009037. The reversal of 1009012 is 2109001.

It can be written as a sum of positive squares in only one way, i.e., 853776 + 155236 = 924^2 + 394^2 .

It is a super-2 number, since 2×1009012² = 2036210432288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1008983 and 1009001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126123 + ... + 126130.

2^1009012 is an apocalyptic number.

It is an amenable number.

1009012 is a deficient number, since it is larger than the sum of its proper divisors (756766).

1009012 is a wasteful number, since it uses less digits than its factorization.

1009012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252257 (or 252255 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1009012 is about 1004.4958934709. The cubic root of 1009012 is about 100.2995020895.

The spelling of 1009012 in words is "one million, nine thousand, twelve".