91799134 has 8 divisors (see below), whose sum is σ = 157369968. Its totient is φ = 39342480.

The previous prime is 91799117. The next prime is 91799143. The reversal of 91799134 is 43199719.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278527 + ... + 3278554.

It is an arithmetic number, because the mean of its divisors is an integer number (19671246).

Almost surely, 2^91799134 is an apocalyptic number.

91799134 is a deficient number, since it is larger than the sum of its proper divisors (65570834).

91799134 is a wasteful number, since it uses less digits than its factorization.

91799134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6557090.

The product of its digits is 61236, while the sum is 43.

The square root of 91799134 is about 9581.1864609765. The cubic root of 91799134 is about 451.1069603390.

The spelling of 91799134 in words is "ninety-one million, seven hundred ninety-nine thousand, one hundred thirty-four".