86135542 has 4 divisors (see below), whose sum is σ = 129203316. Its totient is φ = 43067770.

The previous prime is 86135521. The next prime is 86135561. The reversal of 86135542 is 24553168.

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

It is a junction number, because it is equal to n+sod(n) for n = 86135498 and 86135507.

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 as a sum of consecutive naturals, namely, 21533884 + ... + 21533887.

It is an arithmetic number, because the mean of its divisors is an integer number (32300829).

Almost surely, 2^86135542 is an apocalyptic number.

86135542 is a deficient number, since it is larger than the sum of its proper divisors (43067774).

86135542 is a wasteful number, since it uses less digits than its factorization.

86135542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43067773.

The product of its digits is 28800, while the sum is 34.

The square root of 86135542 is about 9280.9235531815. The cubic root of 86135542 is about 441.6322671836.

The spelling of 86135542 in words is "eighty-six million, one hundred thirty-five thousand, five hundred forty-two".