86141555 has 16 divisors (see below), whose sum is σ = 108380160. Its totient is φ = 65601888.

The previous prime is 86141551. The next prime is 86141569. The reversal of 86141555 is 55514168.

It is a happy number.

It is not a de Polignac number, because 86141555 - 2² = 86141551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86141551) 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, 23966 + ... + 27324.

It is an arithmetic number, because the mean of its divisors is an integer number (6773760).

Almost surely, 2^86141555 is an apocalyptic number.

86141555 is a deficient number, since it is larger than the sum of its proper divisors (22238605).

86141555 is a wasteful number, since it uses less digits than its factorization.

86141555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3610.

The product of its digits is 24000, while the sum is 35.

The square root of 86141555 is about 9281.2474915822. The cubic root of 86141555 is about 441.6425435185.

The spelling of 86141555 in words is "eighty-six million, one hundred forty-one thousand, five hundred fifty-five".