105403252 has 6 divisors (see below), whose sum is σ = 184455698. Its totient is φ = 52701624.

The previous prime is 105403229. The next prime is 105403253. The reversal of 105403252 is 252304501.

It can be written as a sum of positive squares in only one way, i.e., 103754596 + 1648656 = 10186^2 + 1284^2 .

It is a super-2 number, since 2×105403252² = 22219691064351008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105403253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13175403 + ... + 13175410.

Almost surely, 2^105403252 is an apocalyptic number.

It is an amenable number.

105403252 is a deficient number, since it is larger than the sum of its proper divisors (79052446).

105403252 is a wasteful number, since it uses less digits than its factorization.

105403252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26350817 (or 26350815 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 105403252 is about 10266.6085929093. The cubic root of 105403252 is about 472.3725692395.

Adding to 105403252 its reverse (252304501), we get a palindrome (357707753).

The spelling of 105403252 in words is "one hundred five million, four hundred three thousand, two hundred fifty-two".