86864153 has 4 divisors (see below), whose sum is σ = 87178020. Its totient is φ = 86550288.

The previous prime is 86864137. The next prime is 86864209. The reversal of 86864153 is 35146868.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23931664 + 62932489 = 4892^2 + 7933^2 .

It is a cyclic number.

It is not a de Polignac number, because 86864153 - 2⁴ = 86864137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86864153.

It is not an unprimeable number, because it can be changed into a prime (86864053) 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 3 ways as a sum of consecutive naturals, for example, 156518 + ... + 157071.

It is an arithmetic number, because the mean of its divisors is an integer number (21794505).

Almost surely, 2^86864153 is an apocalyptic number.

It is an amenable number.

86864153 is a deficient number, since it is larger than the sum of its proper divisors (313867).

86864153 is a wasteful number, since it uses less digits than its factorization.

86864153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313866.

The product of its digits is 138240, while the sum is 41.

The square root of 86864153 is about 9320.0940445899. The cubic root of 86864153 is about 442.8740119386.

The spelling of 86864153 in words is "eighty-six million, eight hundred sixty-four thousand, one hundred fifty-three".