1054144515311 has 4 divisors (see below), whose sum is σ = 1054156642392. Its totient is φ = 1054132388232.

The previous prime is 1054144515287. The next prime is 1054144515329. The reversal of 1054144515311 is 1135154414501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1054144515311 is a prime.

It is a super-2 number, since 2×1054144515311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054144517311) 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, 5932205 + ... + 6107318.

It is an arithmetic number, because the mean of its divisors is an integer number (263539160598).

Almost surely, 2^{1054144515311} is an apocalyptic number.

1054144515311 is a deficient number, since it is larger than the sum of its proper divisors (12127081).

1054144515311 is an equidigital number, since it uses as much as digits as its factorization.

1054144515311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12127080.

The product of its (nonzero) digits is 24000, while the sum is 35.

Adding to 1054144515311 its reverse (1135154414501), we get a palindrome (2189298929812).

The spelling of 1054144515311 in words is "one trillion, fifty-four billion, one hundred forty-four million, five hundred fifteen thousand, three hundred eleven".