10117655 has 4 divisors (see below), whose sum is σ = 12141192. Its totient is φ = 8094120.

The previous prime is 10117619. The next prime is 10117663. The reversal of 10117655 is 55671101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10117655 - 2¹² = 10113559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011761 + ... + 1011770.

It is an arithmetic number, because the mean of its divisors is an integer number (3035298).

Almost surely, 2^10117655 is an apocalyptic number.

10117655 is a deficient number, since it is larger than the sum of its proper divisors (2023537).

10117655 is an equidigital number, since it uses as much as digits as its factorization.

10117655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023536.

The product of its (nonzero) digits is 1050, while the sum is 26.

The square root of 10117655 is about 3180.8261505464. The cubic root of 10117655 is about 216.2851101846.

Adding to 10117655 its reverse (55671101), we get a palindrome (65788756).

The spelling of 10117655 in words is "ten million, one hundred seventeen thousand, six hundred fifty-five".