91104367 has 4 divisors (see below), whose sum is σ = 91125496. Its totient is φ = 91083240.

The previous prime is 91104347. The next prime is 91104371. The reversal of 91104367 is 76340119.

It is a happy number.

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 91104367 - 2⁷ = 91104239 is a prime.

It is a deceptive number, since it divides R_91104366.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91104317) 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, 1509 + ... + 13582.

It is an arithmetic number, because the mean of its divisors is an integer number (22781374).

Almost surely, 2^91104367 is an apocalyptic number.

91104367 is the 6037-th heptagonal number.

91104367 is a deficient number, since it is larger than the sum of its proper divisors (21129).

91104367 is a wasteful number, since it uses less digits than its factorization.

91104367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21128.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 91104367 is about 9544.8607637828. The cubic root of 91104367 is about 449.9660336502.

The spelling of 91104367 in words is "ninety-one million, one hundred four thousand, three hundred sixty-seven".