105600087 has 6 divisors (see below), whose sum is σ = 152533472. Its totient is φ = 70400052.

The previous prime is 105600083. The next prime is 105600097. The reversal of 105600087 is 780006501.

It is not a de Polignac number, because 105600087 - 2² = 105600083 is a prime.

It is a super-2 number, since 2×105600087² = 22302756748815138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105600087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105600083) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5866663 + ... + 5866680.

Almost surely, 2^105600087 is an apocalyptic number.

105600087 is a deficient number, since it is larger than the sum of its proper divisors (46933385).

105600087 is a wasteful number, since it uses less digits than its factorization.

105600087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11733349 (or 11733346 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 105600087 is about 10276.1902960192. The cubic root of 105600087 is about 472.6664299912. Note that the first 3 decimals are identical.

Adding to 105600087 its reverse (780006501), we get a palindrome (885606588).

The spelling of 105600087 in words is "one hundred five million, six hundred thousand, eighty-seven".