12117710 has 16 divisors (see below), whose sum is σ = 23794992. Its totient is φ = 4406400.

The previous prime is 12117709. The next prime is 12117713. The reversal of 12117710 is 1771121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12117713) 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, 54971 + ... + 55190.

It is an arithmetic number, because the mean of its divisors is an integer number (1487187).

Almost surely, 2^12117710 is an apocalyptic number.

12117710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12117710 is a deficient number, since it is larger than the sum of its proper divisors (11677282).

12117710 is a wasteful number, since it uses less digits than its factorization.

12117710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110179.

The product of its (nonzero) digits is 98, while the sum is 20.

The square root of 12117710 is about 3481.0501289123. The cubic root of 12117710 is about 229.6889936349.

Adding to 12117710 its reverse (1771121), we get a palindrome (13888831).

The spelling of 12117710 in words is "twelve million, one hundred seventeen thousand, seven hundred ten".