1117473155871 has 16 divisors (see below), whose sum is σ = 1574136806400. Its totient is φ = 703988955488.

The previous prime is 1117473155849. The next prime is 1117473155881. The reversal of 1117473155871 is 1785513747111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1117473155871 - 2⁶ = 1117473155807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117473155881) 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, 136639731 + ... + 136647908.

It is an arithmetic number, because the mean of its divisors is an integer number (98383550400).

Almost surely, 2^{1117473155871} is an apocalyptic number.

1117473155871 is a deficient number, since it is larger than the sum of its proper divisors (456663650529).

1117473155871 is a wasteful number, since it uses less digits than its factorization.

1117473155871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273287718.

The product of its digits is 823200, while the sum is 51.

The spelling of 1117473155871 in words is "one trillion, one hundred seventeen billion, four hundred seventy-three million, one hundred fifty-five thousand, eight hundred seventy-one".