1199489836375 has 8 divisors (see below), whose sum is σ = 1496963315952. Its totient is φ = 959591869000.

The previous prime is 1199489836343. The next prime is 1199489836379. The reversal of 1199489836375 is 5736389849911.

It is not a de Polignac number, because 1199489836375 - 2⁵ = 1199489836343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1199489836298 and 1199489836307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199489836379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4797959221 + ... + 4797959470.

It is an arithmetic number, because the mean of its divisors is an integer number (187120414494).

Almost surely, 2^{1199489836375} is an apocalyptic number.

1199489836375 is a deficient number, since it is larger than the sum of its proper divisors (297473479577).

1199489836375 is an frugal number, since it uses more digits than its factorization.

1199489836375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9595918706 (or 9595918696 counting only the distinct ones).

The product of its digits is 352719360, while the sum is 73.

The spelling of 1199489836375 in words is "one trillion, one hundred ninety-nine billion, four hundred eighty-nine million, eight hundred thirty-six thousand, three hundred seventy-five".