1173944493711 has 16 divisors (see below), whose sum is σ = 1897284030720. Its totient is φ = 711481511160.

The previous prime is 1173944493703. The next prime is 1173944493713.

1173944493711 is a `hidden beast` number, since 1 + 1 + 73 + 94 + 449 + 37 + 11 = 666.

1173944493711 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1173944493711 - 2³ = 1173944493703 is a prime.

It is a super-2 number, since 2×1173944493711² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1173944493713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1976337235 + ... + 1976337828.

It is an arithmetic number, because the mean of its divisors is an integer number (118580251920).

Almost surely, 2^{1173944493711} is an apocalyptic number.

1173944493711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1173944493711 is a deficient number, since it is larger than the sum of its proper divisors (723339537009).

1173944493711 is a wasteful number, since it uses less digits than its factorization.

1173944493711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952675083 (or 3952675077 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The spelling of 1173944493711 in words is "one trillion, one hundred seventy-three billion, nine hundred forty-four million, four hundred ninety-three thousand, seven hundred eleven".