12113599 has 2 divisors, whose sum is σ = 12113600. Its totient is φ = 12113598.

The previous prime is 12113597. The next prime is 12113657. The reversal of 12113599 is 99531121.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (99531121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12113599 - 2¹ = 12113597 is a prime.

Together with 12113597, it forms a pair of twin primes.

It is a zygodrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 12113599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12113593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056799 + 6056800.

It is an arithmetic number, because the mean of its divisors is an integer number (6056800).

Almost surely, 2^12113599 is an apocalyptic number.

12113599 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113599 is an equidigital number, since it uses as much as digits as its factorization.

12113599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2430, while the sum is 31.

The square root of 12113599 is about 3480.4595960879. The cubic root of 12113599 is about 229.6630162774.

The spelling of 12113599 in words is "twelve million, one hundred thirteen thousand, five hundred ninety-nine".