13434123 has 16 divisors (see below), whose sum is σ = 18489600. Its totient is φ = 8672160.

The previous prime is 13434119. The next prime is 13434133. The reversal of 13434123 is 32143431.

It is not a de Polignac number, because 13434123 - 2² = 13434119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13434123.

It is not an unprimeable number, because it can be changed into a prime (13434133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12033 + ... + 13101.

It is an arithmetic number, because the mean of its divisors is an integer number (1155600).

Almost surely, 2^13434123 is an apocalyptic number.

13434123 is a deficient number, since it is larger than the sum of its proper divisors (5055477).

13434123 is a wasteful number, since it uses less digits than its factorization.

13434123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202.

The product of its digits is 864, while the sum is 21.

The square root of 13434123 is about 3665.2589267336. The cubic root of 13434123 is about 237.7222178702.

Adding to 13434123 its reverse (32143431), we get a palindrome (45577554).

The spelling of 13434123 in words is "thirteen million, four hundred thirty-four thousand, one hundred twenty-three".