11601145112 has 8 divisors (see below), whose sum is σ = 21752147100. Its totient is φ = 5800572552.

The previous prime is 11601145111. The next prime is 11601145133. The reversal of 11601145112 is 21154110611.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×11601145112³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11601145111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 725071562 + ... + 725071577.

Almost surely, 2^11601145112 is an apocalyptic number.

It is an amenable number.

11601145112 is a deficient number, since it is larger than the sum of its proper divisors (10151001988).

11601145112 is a wasteful number, since it uses less digits than its factorization.

11601145112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450143145 (or 1450143141 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 11601145112 its reverse (21154110611), we get a palindrome (32755255723).

The spelling of 11601145112 in words is "eleven billion, six hundred one million, one hundred forty-five thousand, one hundred twelve".