91545103 has 12 divisors (see below), whose sum is σ = 99398280. Its totient is φ = 84273696.

The previous prime is 91545101. The next prime is 91545107. The reversal of 91545103 is 30154519.

It is not a de Polignac number, because 91545103 - 2¹ = 91545101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91545101) 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, 123508 + ... + 124246.

It is an arithmetic number, because the mean of its divisors is an integer number (8283190).

Almost surely, 2^91545103 is an apocalyptic number.

91545103 is a deficient number, since it is larger than the sum of its proper divisors (7853177).

91545103 is a wasteful number, since it uses less digits than its factorization.

91545103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498 (or 1485 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 91545103 is about 9567.9205159742. The cubic root of 91545103 is about 450.6904675957.

The spelling of 91545103 in words is "ninety-one million, five hundred forty-five thousand, one hundred three".