13426545 has 16 divisors (see below), whose sum is σ = 23435712. Its totient is φ = 6509760.

The previous prime is 13426541. The next prime is 13426573. The reversal of 13426545 is 54562431.

13426545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13426545 - 2² = 13426541 is a prime.

It is a super-2 number, since 2×13426545² = 360544221274050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13426541) 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, 40522 + ... + 40851.

It is an arithmetic number, because the mean of its divisors is an integer number (1464732).

Almost surely, 2^13426545 is an apocalyptic number.

13426545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13426545 is a deficient number, since it is larger than the sum of its proper divisors (10009167).

13426545 is a wasteful number, since it uses less digits than its factorization.

13426545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81392.

The product of its digits is 14400, while the sum is 30.

The square root of 13426545 is about 3664.2250203829. The cubic root of 13426545 is about 237.6775108754.

Adding to 13426545 its reverse (54562431), we get a palindrome (67988976).

It can be divided in two parts, 1342 and 6545, that added together give a palindrome (7887).

The spelling of 13426545 in words is "thirteen million, four hundred twenty-six thousand, five hundred forty-five".