1036721612 has 6 divisors (see below), whose sum is σ = 1814262828. Its totient is φ = 518360804.

The previous prime is 1036721603. The next prime is 1036721663. The reversal of 1036721612 is 2161276301.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129590198 + ... + 129590205.

It is an arithmetic number, because the mean of its divisors is an integer number (302377138).

Almost surely, 2^1036721612 is an apocalyptic number.

It is an amenable number.

1036721612 is a deficient number, since it is larger than the sum of its proper divisors (777541216).

1036721612 is a wasteful number, since it uses less digits than its factorization.

1036721612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259180407 (or 259180405 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1036721612 is about 32198.1616245400. The cubic root of 1036721612 is about 1012.0936903891.

Adding to 1036721612 its reverse (2161276301), we get a palindrome (3197997913).

The spelling of 1036721612 in words is "one billion, thirty-six million, seven hundred twenty-one thousand, six hundred twelve".