13413123 has 6 divisors (see below), whose sum is σ = 19374524. Its totient is φ = 8942076.

The previous prime is 13413121. The next prime is 13413131. The reversal of 13413123 is 32131431.

It is not a de Polignac number, because 13413123 - 2¹ = 13413121 is a prime.

It is a super-2 number, since 2×13413123² = 359823737226258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13413096 and 13413105.

It is not an unprimeable number, because it can be changed into a prime (13413121) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 745165 + ... + 745182.

Almost surely, 2^13413123 is an apocalyptic number.

13413123 is a deficient number, since it is larger than the sum of its proper divisors (5961401).

13413123 is a wasteful number, since it uses less digits than its factorization.

13413123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490353 (or 1490350 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 13413123 is about 3662.3930701114. The cubic root of 13413123 is about 237.5982854517.

Adding to 13413123 its reverse (32131431), we get a palindrome (45544554).

The spelling of 13413123 in words is "thirteen million, four hundred thirteen thousand, one hundred twenty-three".