52091103 has 32 divisors (see below), whose sum is σ = 76412160. Its totient is φ = 31449600.

The previous prime is 52091089. The next prime is 52091119. The reversal of 52091103 is 30119025.

It is not a de Polignac number, because 52091103 - 2⁵ = 52091071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52091103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52091173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129703 + ... + 130103.

It is an arithmetic number, because the mean of its divisors is an integer number (2387880).

Almost surely, 2^52091103 is an apocalyptic number.

52091103 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

52091103 is a deficient number, since it is larger than the sum of its proper divisors (24321057).

52091103 is a wasteful number, since it uses less digits than its factorization.

52091103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 52091103 is about 7217.4166430933. The cubic root of 52091103 is about 373.4689647677.

The spelling of 52091103 in words is "fifty-two million, ninety-one thousand, one hundred three".