7144137711 has 20 divisors (see below), whose sum is σ = 10960546872. Its totient is φ = 4634033328.

The previous prime is 7144137697. The next prime is 7144137727. The reversal of 7144137711 is 1177314417.

It is a happy number.

It is not a de Polignac number, because 7144137711 - 2¹⁵ = 7144104943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7144137751) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1188885 + ... + 1194878.

Almost surely, 2^7144137711 is an apocalyptic number.

7144137711 is a deficient number, since it is larger than the sum of its proper divisors (3816409161).

7144137711 is a wasteful number, since it uses less digits than its factorization.

7144137711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383812 (or 2383803 counting only the distinct ones).

The product of its digits is 16464, while the sum is 36.

The square root of 7144137711 is about 84523.0010766300. The cubic root of 7144137711 is about 1925.9718675834.

The spelling of 7144137711 in words is "seven billion, one hundred forty-four million, one hundred thirty-seven thousand, seven hundred eleven".