11419867869 has 8 divisors (see below), whose sum is σ = 15227834112. Its totient is φ = 7612573440.

The previous prime is 11419867867. The next prime is 11419867871. The reversal of 11419867869 is 96876891411.

It is an interprime number because it is at equal distance from previous prime (11419867867) and next prime (11419867871).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11419867869 - 2¹ = 11419867867 is a prime.

It is a super-2 number, since 2×11419867869² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11419867867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126852 + ... + 197309.

It is an arithmetic number, because the mean of its divisors is an integer number (1903479264).

Almost surely, 2^11419867869 is an apocalyptic number.

It is an amenable number.

11419867869 is a deficient number, since it is larger than the sum of its proper divisors (3807966243).

11419867869 is a wasteful number, since it uses less digits than its factorization.

11419867869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335907.

The product of its digits is 5225472, while the sum is 60.

The spelling of 11419867869 in words is "eleven billion, four hundred nineteen million, eight hundred sixty-seven thousand, eight hundred sixty-nine".