11126054642 has 4 divisors (see below), whose sum is σ = 16689081966. Its totient is φ = 5563027320.

The previous prime is 11126054603. The next prime is 11126054647. The reversal of 11126054642 is 24645062111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24645062111 = 331 ⋅74456381.

It can be written as a sum of positive squares in only one way, i.e., 7631944321 + 3494110321 = 87361^2 + 59111^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11126054599 and 11126054608.

It is not an unprimeable number, because it can be changed into a prime (11126054647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2781513659 + ... + 2781513662.

Almost surely, 2^11126054642 is an apocalyptic number.

11126054642 is a deficient number, since it is larger than the sum of its proper divisors (5563027324).

11126054642 is an equidigital number, since it uses as much as digits as its factorization.

11126054642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563027323.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 11126054642 in words is "eleven billion, one hundred twenty-six million, fifty-four thousand, six hundred forty-two".