86545495 has 4 divisors (see below), whose sum is σ = 103854600. Its totient is φ = 69236392.

The previous prime is 86545493. The next prime is 86545523. The reversal of 86545495 is 59454568.

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

It is a cyclic number.

It is not a de Polignac number, because 86545495 - 2¹ = 86545493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86545493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8654545 + ... + 8654554.

It is an arithmetic number, because the mean of its divisors is an integer number (25963650).

Almost surely, 2^86545495 is an apocalyptic number.

86545495 is a deficient number, since it is larger than the sum of its proper divisors (17309105).

86545495 is a wasteful number, since it uses less digits than its factorization.

86545495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17309104.

The product of its digits is 864000, while the sum is 46.

The square root of 86545495 is about 9302.9831237082. The cubic root of 86545495 is about 442.3317926008.

It can be divided in two parts, 865 and 45495, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 86545495 in words is "eighty-six million, five hundred forty-five thousand, four hundred ninety-five".