13426747 has 2 divisors, whose sum is σ = 13426748. Its totient is φ = 13426746.

The previous prime is 13426741. The next prime is 13426757. The reversal of 13426747 is 74762431.

13426747 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13426747 - 2¹¹ = 13424699 is a prime.

It is not a weakly prime, because it can be changed into another prime (13426741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713373 + 6713374.

It is an arithmetic number, because the mean of its divisors is an integer number (6713374).

Almost surely, 2^13426747 is an apocalyptic number.

13426747 is a deficient number, since it is larger than the sum of its proper divisors (1).

13426747 is an equidigital number, since it uses as much as digits as its factorization.

13426747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 34.

The square root of 13426747 is about 3664.2525840886. The cubic root of 13426747 is about 237.6787028082.

The spelling of 13426747 in words is "thirteen million, four hundred twenty-six thousand, seven hundred forty-seven".