1111413204123 has 4 divisors (see below), whose sum is σ = 1481884272168. Its totient is φ = 740942136080.

The previous prime is 1111413204079. The next prime is 1111413204199. The reversal of 1111413204123 is 3214023141111.

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 1111413204123 - 2¹⁷ = 1111413073051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111413204093 and 1111413204102.

It is not an unprimeable number, because it can be changed into a prime (1111413204023) 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, 185235534018 + ... + 185235534023.

It is an arithmetic number, because the mean of its divisors is an integer number (370471068042).

Almost surely, 2^{1111413204123} is an apocalyptic number.

1111413204123 is a deficient number, since it is larger than the sum of its proper divisors (370471068045).

1111413204123 is an equidigital number, since it uses as much as digits as its factorization.

1111413204123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370471068044.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1111413204123 its reverse (3214023141111), we get a palindrome (4325436345234).

The spelling of 1111413204123 in words is "one trillion, one hundred eleven billion, four hundred thirteen million, two hundred four thousand, one hundred twenty-three".