86811124 has 12 divisors (see below), whose sum is σ = 151995844. Its totient is φ = 43383744.

The previous prime is 86811119. The next prime is 86811143. The reversal of 86811124 is 42111868.

It can be written as a sum of positive squares in 2 ways, for example, as 57456400 + 29354724 = 7580^2 + 5418^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6322 + ... + 14614.

Almost surely, 2^86811124 is an apocalyptic number.

It is an amenable number.

86811124 is a deficient number, since it is larger than the sum of its proper divisors (65184720).

86811124 is a wasteful number, since it uses less digits than its factorization.

86811124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10914 (or 10912 counting only the distinct ones).

The product of its digits is 3072, while the sum is 31.

The square root of 86811124 is about 9317.2487355442. The cubic root of 86811124 is about 442.7838713920.

The spelling of 86811124 in words is "eighty-six million, eight hundred eleven thousand, one hundred twenty-four".