1197261120048 has 80 divisors (see below), whose sum is σ = 3534891657216. Its totient is φ = 342062922240.

The previous prime is 1197261119959. The next prime is 1197261120049. The reversal of 1197261120048 is 8400211627911.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1197261119991 and 1197261120009.

It is not an unprimeable number, because it can be changed into a prime (1197261120049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16438753 + ... + 16511423.

Almost surely, 2^{1197261120048} is an apocalyptic number.

It is an amenable number.

1197261120048 is an abundant number, since it is smaller than the sum of its proper divisors (2337630537168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1197261120048 is a wasteful number, since it uses less digits than its factorization.

1197261120048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121722 (or 121716 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 42.

Adding to 1197261120048 its reverse (8400211627911), we get a palindrome (9597472747959).

The spelling of 1197261120048 in words is "one trillion, one hundred ninety-seven billion, two hundred sixty-one million, one hundred twenty thousand, forty-eight".