91053 has 12 divisors (see below), whose sum is σ = 134368. Its totient is φ = 59400.

The previous prime is 91033. The next prime is 91079. The reversal of 91053 is 35019.

It is not a de Polignac number, because 91053 - 2⁶ = 90989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 528 + ... + 678.

2⁹¹⁰⁵³ is an apocalyptic number.

It is an amenable number.

91053 is a deficient number, since it is larger than the sum of its proper divisors (43315).

91053 is a wasteful number, since it uses less digits than its factorization.

91053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 91053 is about 301.7498964374. The cubic root of 91053 is about 44.9881450253.

The spelling of 91053 in words is "ninety-one thousand, fifty-three".