1144311404111 has 4 divisors (see below), whose sum is σ = 1144320133512. Its totient is φ = 1144302674712.

The previous prime is 1144311404107. The next prime is 1144311404113. The reversal of 1144311404111 is 1114041134411.

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 1144311404111 - 2² = 1144311404107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144311404113) 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, 4165025 + ... + 4431258.

It is an arithmetic number, because the mean of its divisors is an integer number (286080033378).

Almost surely, 2^{1144311404111} is an apocalyptic number.

1144311404111 is a deficient number, since it is larger than the sum of its proper divisors (8729401).

1144311404111 is an equidigital number, since it uses as much as digits as its factorization.

1144311404111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8729400.

The product of its (nonzero) digits is 768, while the sum is 26.

Adding to 1144311404111 its reverse (1114041134411), we get a palindrome (2258352538522).

The spelling of 1144311404111 in words is "one trillion, one hundred forty-four billion, three hundred eleven million, four hundred four thousand, one hundred eleven".