91345054 has 8 divisors (see below), whose sum is σ = 137459088. Its totient is φ = 45525360.

The previous prime is 91345021. The next prime is 91345109. The reversal of 91345054 is 45054319.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72807 + ... + 74050.

It is an arithmetic number, because the mean of its divisors is an integer number (17182386).

Almost surely, 2^91345054 is an apocalyptic number.

91345054 is a deficient number, since it is larger than the sum of its proper divisors (46114034).

91345054 is a wasteful number, since it uses less digits than its factorization.

91345054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147170.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 91345054 is about 9557.4606460084. The cubic root of 91345054 is about 450.3619376200.

The spelling of 91345054 in words is "ninety-one million, three hundred forty-five thousand, fifty-four".