91125358 has 4 divisors (see below), whose sum is σ = 136688040. Its totient is φ = 45562678.

The previous prime is 91125301. The next prime is 91125361. The reversal of 91125358 is 85352119.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 22781338 + ... + 22781341.

It is an arithmetic number, because the mean of its divisors is an integer number (34172010).

Almost surely, 2^91125358 is an apocalyptic number.

91125358 is a deficient number, since it is larger than the sum of its proper divisors (45562682).

91125358 is a wasteful number, since it uses less digits than its factorization.

91125358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45562681.

The product of its digits is 10800, while the sum is 34.

The square root of 91125358 is about 9545.9602974242. The cubic root of 91125358 is about 450.0005892996. Note that the first 3 decimals are identical.

The spelling of 91125358 in words is "ninety-one million, one hundred twenty-five thousand, three hundred fifty-eight".