11535311132 has 36 divisors (see below), whose sum is σ = 21042585480. Its totient is φ = 5531418240.

The previous prime is 11535311059. The next prime is 11535311171. The reversal of 11535311132 is 23111353511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382178 + ... + 411254.

Almost surely, 2^11535311132 is an apocalyptic number.

It is an amenable number.

11535311132 is a deficient number, since it is larger than the sum of its proper divisors (9507274348).

11535311132 is a wasteful number, since it uses less digits than its factorization.

11535311132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29222 (or 29179 counting only the distinct ones).

The product of its digits is 1350, while the sum is 26.

Adding to 11535311132 its reverse (23111353511), we get a palindrome (34646664643).

The spelling of 11535311132 in words is "eleven billion, five hundred thirty-five million, three hundred eleven thousand, one hundred thirty-two".