1123632715871 has 4 divisors (see below), whose sum is σ = 1159878932544. Its totient is φ = 1087386499200.

The previous prime is 1123632715837. The next prime is 1123632715873. The reversal of 1123632715871 is 1785172363211.

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 1123632715871 - 2¹⁰ = 1123632714847 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 (1123632715873) 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, 18123108290 + ... + 18123108351.

It is an arithmetic number, because the mean of its divisors is an integer number (289969733136).

Almost surely, 2^{1123632715871} is an apocalyptic number.

1123632715871 is a deficient number, since it is larger than the sum of its proper divisors (36246216673).

1123632715871 is an equidigital number, since it uses as much as digits as its factorization.

1123632715871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36246216672.

The product of its digits is 423360, while the sum is 47.

The spelling of 1123632715871 in words is "one trillion, one hundred twenty-three billion, six hundred thirty-two million, seven hundred fifteen thousand, eight hundred seventy-one".