12113529 has 8 divisors (see below), whose sum is σ = 16672512. Its totient is φ = 7815120.

The previous prime is 12113527. The next prime is 12113539. The reversal of 12113529 is 92531121.

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

It is not a de Polignac number, because 12113529 - 2¹ = 12113527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12113499 and 12113508.

It is not an unprimeable number, because it can be changed into a prime (12113527) 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, 65034 + ... + 65219.

It is an arithmetic number, because the mean of its divisors is an integer number (2084064).

Almost surely, 2^12113529 is an apocalyptic number.

It is an amenable number.

12113529 is a deficient number, since it is larger than the sum of its proper divisors (4558983).

12113529 is a wasteful number, since it uses less digits than its factorization.

12113529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130287.

The product of its digits is 540, while the sum is 24.

The square root of 12113529 is about 3480.4495399302. The cubic root of 12113529 is about 229.6625738974.

The spelling of 12113529 in words is "twelve million, one hundred thirteen thousand, five hundred twenty-nine".