91104429 has 8 divisors (see below), whose sum is σ = 130816672. Its totient is φ = 56064240.

The previous prime is 91104421. The next prime is 91104439. The reversal of 91104429 is 92440119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 91104429 - 2³ = 91104421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 91104396 and 91104405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91104421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1167967 + ... + 1168044.

It is an arithmetic number, because the mean of its divisors is an integer number (16352084).

Almost surely, 2^91104429 is an apocalyptic number.

It is an amenable number.

91104429 is a deficient number, since it is larger than the sum of its proper divisors (39712243).

91104429 is a wasteful number, since it uses less digits than its factorization.

91104429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336027.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 91104429 is about 9544.8640116033. The cubic root of 91104429 is about 449.9661357232.

The spelling of 91104429 in words is "ninety-one million, one hundred four thousand, four hundred twenty-nine".