11263439 has 4 divisors (see below), whose sum is σ = 12287400. Its totient is φ = 10239480.

The previous prime is 11263433. The next prime is 11263459. The reversal of 11263439 is 93436211.

11263439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11263439 - 2¹⁶ = 11197903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11263433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511964 + ... + 511985.

It is an arithmetic number, because the mean of its divisors is an integer number (3071850).

Almost surely, 2^11263439 is an apocalyptic number.

11263439 is a deficient number, since it is larger than the sum of its proper divisors (1023961).

11263439 is a wasteful number, since it uses less digits than its factorization.

11263439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023960.

The product of its digits is 3888, while the sum is 29.

The square root of 11263439 is about 3356.1047361487. The cubic root of 11263439 is about 224.1594249322.

The spelling of 11263439 in words is "eleven million, two hundred sixty-three thousand, four hundred thirty-nine".