91034127 has 12 divisors (see below), whose sum is σ = 132499224. Its totient is φ = 60225360.

The previous prime is 91034123. The next prime is 91034129. The reversal of 91034127 is 72143019.

It is not a de Polignac number, because 91034127 - 2² = 91034123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 91034127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91034123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37428 + ... + 39785.

It is an arithmetic number, because the mean of its divisors is an integer number (11041602).

Almost surely, 2^91034127 is an apocalyptic number.

91034127 is a deficient number, since it is larger than the sum of its proper divisors (41465097).

91034127 is a wasteful number, since it uses less digits than its factorization.

91034127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77350 (or 77347 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 91034127 is about 9541.1805873278. The cubic root of 91034127 is about 449.8503650634.

The spelling of 91034127 in words is "ninety-one million, thirty-four thousand, one hundred twenty-seven".