105520263 has 8 divisors (see below), whose sum is σ = 144496368. Its totient is φ = 68445504.

The previous prime is 105520231. The next prime is 105520267. The reversal of 105520263 is 362025501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 105520263 - 2⁵ = 105520231 is a prime.

It is a super-2 number, since 2×105520263² = 22269051807178338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105520267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475206 + ... + 475427.

It is an arithmetic number, because the mean of its divisors is an integer number (18062046).

Almost surely, 2^105520263 is an apocalyptic number.

105520263 is a deficient number, since it is larger than the sum of its proper divisors (38976105).

105520263 is an equidigital number, since it uses as much as digits as its factorization.

105520263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950673.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 105520263 is about 10272.3056321354. The cubic root of 105520263 is about 472.5473024506.

Adding to 105520263 its reverse (362025501), we get a palindrome (467545764).

The spelling of 105520263 in words is "one hundred five million, five hundred twenty thousand, two hundred sixty-three".