11019138411 has 4 divisors (see below), whose sum is σ = 14692184552. Its totient is φ = 7346092272.

The previous prime is 11019138337. The next prime is 11019138463. The reversal of 11019138411 is 11483191011.

It is a happy number.

11019138411 is digitally balanced in base 2, 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 de Polignac number, because none of the positive numbers 2^k-11019138411 is a prime.

It is a super-2 number, since 2×11019138411² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11019128411) 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, 1836523066 + ... + 1836523071.

It is an arithmetic number, because the mean of its divisors is an integer number (3673046138).

Almost surely, 2^11019138411 is an apocalyptic number.

11019138411 is a deficient number, since it is larger than the sum of its proper divisors (3673046141).

11019138411 is an equidigital number, since it uses as much as digits as its factorization.

11019138411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673046140.

The product of its (nonzero) digits is 864, while the sum is 30.

The spelling of 11019138411 in words is "eleven billion, nineteen million, one hundred thirty-eight thousand, four hundred eleven".