12113654 has 8 divisors (see below), whose sum is σ = 20766288. Its totient is φ = 5191560.

The previous prime is 12113599. The next prime is 12113657. The reversal of 12113654 is 45631121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12113654² = 293481226463432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432617 + ... + 432644.

It is an arithmetic number, because the mean of its divisors is an integer number (2595786).

Almost surely, 2^12113654 is an apocalyptic number.

12113654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12113654 is a deficient number, since it is larger than the sum of its proper divisors (8652634).

12113654 is an equidigital number, since it uses as much as digits as its factorization.

12113654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865270.

The product of its digits is 720, while the sum is 23.

The square root of 12113654 is about 3480.4674973342. The cubic root of 12113654 is about 229.6633638605.

Adding to 12113654 its reverse (45631121), we get a palindrome (57744775).

The spelling of 12113654 in words is "twelve million, one hundred thirteen thousand, six hundred fifty-four".