11494406939 has 4 divisors (see below), whose sum is σ = 11805066624. Its totient is φ = 11183747256.

The previous prime is 11494406923. The next prime is 11494406941. The reversal of 11494406939 is 93960449411.

It is a happy number.

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 11494406939 - 2⁴ = 11494406923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11494406999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155329787 + ... + 155329860.

It is an arithmetic number, because the mean of its divisors is an integer number (2951266656).

Almost surely, 2^11494406939 is an apocalyptic number.

11494406939 is a deficient number, since it is larger than the sum of its proper divisors (310659685).

11494406939 is an equidigital number, since it uses as much as digits as its factorization.

11494406939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310659684.

The product of its (nonzero) digits is 839808, while the sum is 50.

The spelling of 11494406939 in words is "eleven billion, four hundred ninety-four million, four hundred six thousand, nine hundred thirty-nine".