11940263 has 4 divisors (see below), whose sum is σ = 11956560. Its totient is φ = 11923968.

The previous prime is 11940259. The next prime is 11940277. The reversal of 11940263 is 36204911.

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 11940263 - 2² = 11940259 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 (11940293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6995 + ... + 8532.

It is an arithmetic number, because the mean of its divisors is an integer number (2989140).

Almost surely, 2^11940263 is an apocalyptic number.

11940263 is a deficient number, since it is larger than the sum of its proper divisors (16297).

11940263 is an equidigital number, since it uses as much as digits as its factorization.

11940263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16296.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 11940263 is about 3455.4685644642. The cubic root of 11940263 is about 228.5623175126.

The spelling of 11940263 in words is "eleven million, nine hundred forty thousand, two hundred sixty-three".