105530403 has 8 divisors (see below), whose sum is σ = 153498816. Its totient is φ = 63957800.

The previous prime is 105530387. The next prime is 105530431. The reversal of 105530403 is 304035501.

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

It is a cyclic number.

It is not a de Polignac number, because 105530403 - 2⁴ = 105530387 is a prime.

It is a super-2 number, since 2×105530403² = 22273331914684818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105530403.

It is not an unprimeable number, because it can be changed into a prime (105530443) 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, 1598913 + ... + 1598978.

It is an arithmetic number, because the mean of its divisors is an integer number (19187352).

Almost surely, 2^105530403 is an apocalyptic number.

105530403 is a deficient number, since it is larger than the sum of its proper divisors (47968413).

105530403 is a wasteful number, since it uses less digits than its factorization.

105530403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197905.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 105530403 is about 10272.7991803598. The cubic root of 105530403 is about 472.5624384887.

Adding to 105530403 its reverse (304035501), we get a palindrome (409565904).

The spelling of 105530403 in words is "one hundred five million, five hundred thirty thousand, four hundred three".