13103426 has 16 divisors (see below), whose sum is σ = 23645760. Its totient is φ = 5320080.

The previous prime is 13103423. The next prime is 13103443. The reversal of 13103426 is 62430131.

13103426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13103398 and 13103407.

It is not an unprimeable number, because it can be changed into a prime (13103423) 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, 24365 + ... + 24896.

It is an arithmetic number, because the mean of its divisors is an integer number (1477860).

Almost surely, 2^13103426 is an apocalyptic number.

13103426 is a deficient number, since it is larger than the sum of its proper divisors (10542334).

13103426 is a wasteful number, since it uses less digits than its factorization.

13103426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49289.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 13103426 is about 3619.8654671134. The cubic root of 13103426 is about 235.7553842894.

Adding to 13103426 its reverse (62430131), we get a palindrome (75533557).

The spelling of 13103426 in words is "thirteen million, one hundred three thousand, four hundred twenty-six".