13650123 has 8 divisors (see below), whose sum is σ = 18239488. Its totient is φ = 9080424.

The previous prime is 13650121. The next prime is 13650127. The reversal of 13650123 is 32105631.

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

It is not a de Polignac number, because 13650123 - 2¹ = 13650121 is a prime.

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 13650123.

It is not an unprimeable number, because it can be changed into a prime (13650121) 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, 3211 + ... + 6132.

It is an arithmetic number, because the mean of its divisors is an integer number (2279936).

Almost surely, 2^13650123 is an apocalyptic number.

13650123 is a deficient number, since it is larger than the sum of its proper divisors (4589365).

13650123 is an equidigital number, since it uses as much as digits as its factorization.

13650123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9833.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 13650123 is about 3694.6072863026. The cubic root of 13650123 is about 238.9895188648.

Adding to 13650123 its reverse (32105631), we get a palindrome (45755754).

The spelling of 13650123 in words is "thirteen million, six hundred fifty thousand, one hundred twenty-three".