11126441405 has 4 divisors (see below), whose sum is σ = 13351729692. Its totient is φ = 8901153120.

The previous prime is 11126441387. The next prime is 11126441411. The reversal of 11126441405 is 50414462111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50414462111 = 13 ⋅3878035547.

It can be written as a sum of positive squares in 2 ways, for example, as 8133694969 + 2992746436 = 90187^2 + 54706^2 .

It is not a de Polignac number, because 11126441405 - 2⁸ = 11126441149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1112644136 + ... + 1112644145.

It is an arithmetic number, because the mean of its divisors is an integer number (3337932423).

Almost surely, 2^11126441405 is an apocalyptic number.

It is an amenable number.

11126441405 is a deficient number, since it is larger than the sum of its proper divisors (2225288287).

11126441405 is an equidigital number, since it uses as much as digits as its factorization.

11126441405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225288286.

The product of its (nonzero) digits is 3840, while the sum is 29.

The spelling of 11126441405 in words is "eleven billion, one hundred twenty-six million, four hundred forty-one thousand, four hundred five".