86155106 has 4 divisors (see below), whose sum is σ = 129232662. Its totient is φ = 43077552.

The previous prime is 86155073. The next prime is 86155141. The reversal of 86155106 is 60155168.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 54626881 + 31528225 = 7391^2 + 5615^2 .

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 as a sum of consecutive naturals, namely, 21538775 + ... + 21538778.

Almost surely, 2^86155106 is an apocalyptic number.

86155106 is a deficient number, since it is larger than the sum of its proper divisors (43077556).

86155106 is a wasteful number, since it uses less digits than its factorization.

86155106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43077555.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 86155106 is about 9281.9774832737. The cubic root of 86155106 is about 441.6657006901.

The spelling of 86155106 in words is "eighty-six million, one hundred fifty-five thousand, one hundred six".