11980523 has 2 divisors, whose sum is σ = 11980524. Its totient is φ = 11980522.

The previous prime is 11980511. The next prime is 11980537. The reversal of 11980523 is 32508911.

11980523 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (32508911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11980523 - 2⁶ = 11980459 is a prime.

It is not a weakly prime, because it can be changed into another prime (11980543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5990261 + 5990262.

It is an arithmetic number, because the mean of its divisors is an integer number (5990262).

Almost surely, 2^11980523 is an apocalyptic number.

11980523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11980523 is an equidigital number, since it uses as much as digits as its factorization.

11980523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 11980523 is about 3461.2892106844. The cubic root of 11980523 is about 228.8189169955.

The spelling of 11980523 in words is "eleven million, nine hundred eighty thousand, five hundred twenty-three".