86147097 has 4 divisors (see below), whose sum is σ = 114862800. Its totient is φ = 57431396.

The previous prime is 86147093. The next prime is 86147119. The reversal of 86147097 is 79074168.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86147097 - 2² = 86147093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86147093) 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, 14357847 + ... + 14357852.

It is an arithmetic number, because the mean of its divisors is an integer number (28715700).

Almost surely, 2^86147097 is an apocalyptic number.

It is an amenable number.

86147097 is a deficient number, since it is larger than the sum of its proper divisors (28715703).

86147097 is a wasteful number, since it uses less digits than its factorization.

86147097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28715702.

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 86147097 is about 9281.5460457835. The cubic root of 86147097 is about 441.6520144817.

The spelling of 86147097 in words is "eighty-six million, one hundred forty-seven thousand, ninety-seven".