1180641260447 has 4 divisors (see below), whose sum is σ = 1287972284136. Its totient is φ = 1073310236760.

The previous prime is 1180641260389. The next prime is 1180641260459. The reversal of 1180641260447 is 7440621460811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1180641260447 - 2²⁴ = 1180624483231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1180641260398 and 1180641260407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180641260467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53665511828 + ... + 53665511849.

It is an arithmetic number, because the mean of its divisors is an integer number (321993071034).

Almost surely, 2^{1180641260447} is an apocalyptic number.

1180641260447 is a deficient number, since it is larger than the sum of its proper divisors (107331023689).

1180641260447 is a wasteful number, since it uses less digits than its factorization.

1180641260447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107331023688.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 1180641260447 in words is "one trillion, one hundred eighty billion, six hundred forty-one million, two hundred sixty thousand, four hundred forty-seven".