1135520012 has 24 divisors (see below), whose sum is σ = 2193936192. Its totient is φ = 509925200.

The previous prime is 1135520003. The next prime is 1135520039. The reversal of 1135520012 is 2100255311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151814 + ... + 159117.

It is an arithmetic number, because the mean of its divisors is an integer number (91414008).

Almost surely, 2^1135520012 is an apocalyptic number.

It is an amenable number.

1135520012 is a deficient number, since it is larger than the sum of its proper divisors (1058416180).

1135520012 is a wasteful number, since it uses less digits than its factorization.

1135520012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311029 (or 311027 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1135520012 is about 33697.4778284666. The cubic root of 1135520012 is about 1043.2737115663.

Adding to 1135520012 its reverse (2100255311), we get a palindrome (3235775323).

The spelling of 1135520012 in words is "one billion, one hundred thirty-five million, five hundred twenty thousand, twelve".