1197472747911 has 24 divisors (see below), whose sum is σ = 1847340888960. Its totient is φ = 687544157520.

The previous prime is 1197472747907. The next prime is 1197472747943.

1197472747911 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1197472747911 - 2² = 1197472747907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1197472747711) 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 23 ways as a sum of consecutive naturals, for example, 86804235 + ... + 86818028.

It is an arithmetic number, because the mean of its divisors is an integer number (76972537040).

Almost surely, 2^{1197472747911} is an apocalyptic number.

1197472747911 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1197472747911 is a deficient number, since it is larger than the sum of its proper divisors (649868141049).

1197472747911 is a wasteful number, since it uses less digits than its factorization.

1197472747911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173622307 (or 173622296 counting only the distinct ones).

The product of its digits is 6223392, while the sum is 60.

The spelling of 1197472747911 in words is "one trillion, one hundred ninety-seven billion, four hundred seventy-two million, seven hundred forty-seven thousand, nine hundred eleven".