104497591 has 16 divisors (see below), whose sum is σ = 117573120. Its totient is φ = 92058880.

The previous prime is 104497573. The next prime is 104497597. The reversal of 104497591 is 195794401.

It is a cyclic number.

It is not a de Polignac number, because 104497591 - 2²³ = 96108983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104497597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54375 + ... + 56263.

It is an arithmetic number, because the mean of its divisors is an integer number (7348320).

Almost surely, 2^104497591 is an apocalyptic number.

104497591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104497591 is a deficient number, since it is larger than the sum of its proper divisors (13075529).

104497591 is a wasteful number, since it uses less digits than its factorization.

104497591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 104497591 is about 10222.4063214098. The cubic root of 104497591 is about 471.0157464876.

The spelling of 104497591 in words is "one hundred four million, four hundred ninety-seven thousand, five hundred ninety-one".