2144134399 has 24 divisors (see below), whose sum is σ = 2413247760. Its totient is φ = 1902975360.

The previous prime is 2144134397. The next prime is 2144134411. The reversal of 2144134399 is 9934314412.

It is not a de Polignac number, because 2144134399 - 2¹ = 2144134397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144134393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1119867 + ... + 1121779.

It is an arithmetic number, because the mean of its divisors is an integer number (100551990).

Almost surely, 2^2144134399 is an apocalyptic number.

2144134399 is a deficient number, since it is larger than the sum of its proper divisors (269113361).

2144134399 is a wasteful number, since it uses less digits than its factorization.

2144134399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151 (or 2140 counting only the distinct ones).

The product of its digits is 93312, while the sum is 40.

The square root of 2144134399 is about 46304.7988765743. The cubic root of 2144134399 is about 1289.4880886542.

It can be divided in two parts, 214413 and 4399, that added together give a palindrome (218812).

The spelling of 2144134399 in words is "two billion, one hundred forty-four million, one hundred thirty-four thousand, three hundred ninety-nine".