11143601512 has 16 divisors (see below), whose sum is σ = 21236782500. Its totient is φ = 5480459520.

The previous prime is 11143601419. The next prime is 11143601531. The reversal of 11143601512 is 21510634111.

11143601512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8102520196 + 3041081316 = 90014^2 + 55146^2 .

It is a super-2 number, since 2×11143601512² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11417137 + ... + 11418112.

Almost surely, 2^11143601512 is an apocalyptic number.

It is an amenable number.

11143601512 is a deficient number, since it is larger than the sum of its proper divisors (10093180988).

11143601512 is a wasteful number, since it uses less digits than its factorization.

11143601512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22835316 (or 22835312 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 11143601512 in words is "eleven billion, one hundred forty-three million, six hundred one thousand, five hundred twelve".