1152880686911 has 4 divisors (see below), whose sum is σ = 1203005934192. Its totient is φ = 1102755439632.

The previous prime is 1152880686901. The next prime is 1152880686931. The reversal of 1152880686911 is 1196860882511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152880686911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152880686901) 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, 25062623606 + ... + 25062623651.

It is an arithmetic number, because the mean of its divisors is an integer number (300751483548).

Almost surely, 2^{1152880686911} is an apocalyptic number.

1152880686911 is a deficient number, since it is larger than the sum of its proper divisors (50125247281).

1152880686911 is an equidigital number, since it uses as much as digits as its factorization.

1152880686911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50125247280.

The product of its (nonzero) digits is 1658880, while the sum is 56.

The spelling of 1152880686911 in words is "one trillion, one hundred fifty-two billion, eight hundred eighty million, six hundred eighty-six thousand, nine hundred eleven".