11798533 has 4 divisors (see below), whose sum is σ = 11940768. Its totient is φ = 11656300.

The previous prime is 11798519. The next prime is 11798539. The reversal of 11798533 is 33589711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33589711 = 61 ⋅550651.

It is a cyclic number.

It is not a de Polignac number, because 11798533 - 2⁹ = 11798021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11798492 and 11798501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11798539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70993 + ... + 71158.

It is an arithmetic number, because the mean of its divisors is an integer number (2985192).

Almost surely, 2^11798533 is an apocalyptic number.

It is an amenable number.

11798533 is a deficient number, since it is larger than the sum of its proper divisors (142235).

11798533 is an equidigital number, since it uses as much as digits as its factorization.

11798533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142234.

The product of its digits is 22680, while the sum is 37.

The square root of 11798533 is about 3434.8992707210. The cubic root of 11798533 is about 227.6543765626.

The spelling of 11798533 in words is "eleven million, seven hundred ninety-eight thousand, five hundred thirty-three".