11438829119 has 4 divisors (see below), whose sum is σ = 11440729944. Its totient is φ = 11436928296.

The previous prime is 11438829113. The next prime is 11438829139. The reversal of 11438829119 is 91192883411.

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 11438829119 - 2¹² = 11438825023 is a prime.

It is a super-2 number, since 2×11438829119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11438829113) 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, 941357 + ... + 953430.

It is an arithmetic number, because the mean of its divisors is an integer number (2860182486).

Almost surely, 2^11438829119 is an apocalyptic number.

11438829119 is a deficient number, since it is larger than the sum of its proper divisors (1900825).

11438829119 is an equidigital number, since it uses as much as digits as its factorization.

11438829119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900824.

The product of its digits is 124416, while the sum is 47.

The spelling of 11438829119 in words is "eleven billion, four hundred thirty-eight million, eight hundred twenty-nine thousand, one hundred nineteen".