1000012036 has 24 divisors (see below), whose sum is σ = 1759325400. Its totient is φ = 497356032.

The previous prime is 1000012019. The next prime is 1000012037. The reversal of 1000012036 is 6302100001.

It can be written as a sum of positive squares in 4 ways, for example, as 67076100 + 932935936 = 8190^2 + 30544^2 .

It is not an unprimeable number, because it can be changed into a prime (1000012037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911040 + ... + 912136.

It is an arithmetic number, because the mean of its divisors is an integer number (73305225).

Almost surely, 2^1000012036 is an apocalyptic number.

It is an amenable number.

1000012036 is a deficient number, since it is larger than the sum of its proper divisors (759313364).

1000012036 is a wasteful number, since it uses less digits than its factorization.

1000012036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103 (or 2101 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1000012036 is about 31622.9669069808. The cubic root of 1000012036 is about 1000.0040119839.

Adding to 1000012036 its reverse (6302100001), we get a palindrome (7302112037).

The spelling of 1000012036 in words is "one billion, twelve thousand, thirty-six".