104164535987 has 4 divisors (see below), whose sum is σ = 108693428880. Its totient is φ = 99635643096.

The previous prime is 104164535983. The next prime is 104164536017. The reversal of 104164535987 is 789535461401.

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 104164535987 - 2² = 104164535983 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104164535983) 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, 2264446412 + ... + 2264446457.

It is an arithmetic number, because the mean of its divisors is an integer number (27173357220).

Almost surely, 2^104164535987 is an apocalyptic number.

104164535987 is a deficient number, since it is larger than the sum of its proper divisors (4528892893).

104164535987 is an equidigital number, since it uses as much as digits as its factorization.

104164535987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4528892892.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 104164535987 in words is "one hundred four billion, one hundred sixty-four million, five hundred thirty-five thousand, nine hundred eighty-seven".