11530611412 has 12 divisors (see below), whose sum is σ = 20251418740. Its totient is φ = 5744491776.

The previous prime is 11530611383. The next prime is 11530611461. The reversal of 11530611412 is 21411603511.

It can be written as a sum of positive squares in 2 ways, for example, as 7354091536 + 4176519876 = 85756^2 + 64626^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5202237 + ... + 5204452.

Almost surely, 2^11530611412 is an apocalyptic number.

It is an amenable number.

11530611412 is a deficient number, since it is larger than the sum of its proper divisors (8720807328).

11530611412 is a wasteful number, since it uses less digits than its factorization.

11530611412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10406970 (or 10406968 counting only the distinct ones).

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

The spelling of 11530611412 in words is "eleven billion, five hundred thirty million, six hundred eleven thousand, four hundred twelve".