1131416871 has 16 divisors (see below), whose sum is σ = 1628481120. Its totient is φ = 694592640.

The previous prime is 1131416857. The next prime is 1131416893. The reversal of 1131416871 is 1786141311.

It is not a de Polignac number, because 1131416871 - 2⁷ = 1131416743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131416801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18036 + ... + 50873.

It is an arithmetic number, because the mean of its divisors is an integer number (101780070).

Almost surely, 2^1131416871 is an apocalyptic number.

1131416871 is a deficient number, since it is larger than the sum of its proper divisors (497064249).

1131416871 is a wasteful number, since it uses less digits than its factorization.

1131416871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69346.

The product of its digits is 4032, while the sum is 33.

The square root of 1131416871 is about 33636.5407109590. The cubic root of 1131416871 is about 1042.0155903248.

The spelling of 1131416871 in words is "one billion, one hundred thirty-one million, four hundred sixteen thousand, eight hundred seventy-one".