2011153696 has 12 divisors (see below), whose sum is σ = 3959458902. Its totient is φ = 1005576832.

The previous prime is 2011153681. The next prime is 2011153733. The reversal of 2011153696 is 6963511102.

It can be written as a sum of positive squares in only one way, i.e., 1280208400 + 730945296 = 35780^2 + 27036^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31424245 + ... + 31424308.

Almost surely, 2^2011153696 is an apocalyptic number.

It is an amenable number.

2011153696 is a deficient number, since it is larger than the sum of its proper divisors (1948305206).

2011153696 is an equidigital number, since it uses as much as digits as its factorization.

2011153696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62848563 (or 62848555 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 2011153696 is about 44845.8882842117. Note that the first 3 decimals coincide. The cubic root of 2011153696 is about 1262.2588388303.

Adding to 2011153696 its reverse (6963511102), we get a palindrome (8974664798).

The spelling of 2011153696 in words is "two billion, eleven million, one hundred fifty-three thousand, six hundred ninety-six".