105500050 has 12 divisors (see below), whose sum is σ = 196230186. Its totient is φ = 42200000.

The previous prime is 105500047. The next prime is 105500053. The reversal of 105500050 is 50005501.

It is an interprime number because it is at equal distance from previous prime (105500047) and next prime (105500053).

It can be written as a sum of positive squares in 3 ways, for example, as 57350329 + 48149721 = 7573^2 + 6939^2 .

It is a super-2 number, since 2×105500050² = 22260521100005000, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105499997 and 105500033.

It is not an unprimeable number, because it can be changed into a prime (105500053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1054951 + ... + 1055050.

Almost surely, 2^105500050 is an apocalyptic number.

105500050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105500050 is a deficient number, since it is larger than the sum of its proper divisors (90730136).

105500050 is a wasteful number, since it uses less digits than its factorization.

105500050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110013 (or 2110008 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 105500050 is about 10271.3217260487. The cubic root of 105500050 is about 472.5171274924.

Adding to 105500050 its reverse (50005501), we get a palindrome (155505551).

The spelling of 105500050 in words is "one hundred five million, five hundred thousand, fifty".