11530500449 has 8 divisors (see below), whose sum is σ = 12627928320. Its totient is φ = 10463139216.

The previous prime is 11530500431. The next prime is 11530500467. The reversal of 11530500449 is 94400503511.

It is an interprime number because it is at equal distance from previous prime (11530500431) and next prime (11530500467).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11530500449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11530500409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7515857 + ... + 7517390.

It is an arithmetic number, because the mean of its divisors is an integer number (1578491040).

Almost surely, 2^11530500449 is an apocalyptic number.

It is an amenable number.

11530500449 is a deficient number, since it is larger than the sum of its proper divisors (1097427871).

11530500449 is a wasteful number, since it uses less digits than its factorization.

11530500449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15033319.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 11530500449 in words is "eleven billion, five hundred thirty million, five hundred thousand, four hundred forty-nine".