13440607 has 2 divisors, whose sum is σ = 13440608. Its totient is φ = 13440606.

The previous prime is 13440599. The next prime is 13440617. The reversal of 13440607 is 70604431.

It is a weak prime.

It is an emirp because it is prime and its reverse (70604431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13440607 - 2³ = 13440599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13440617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6720303 + 6720304.

It is an arithmetic number, because the mean of its divisors is an integer number (6720304).

Almost surely, 2^13440607 is an apocalyptic number.

13440607 is a deficient number, since it is larger than the sum of its proper divisors (1).

13440607 is an equidigital number, since it uses as much as digits as its factorization.

13440607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 13440607 is about 3666.1433414421. The cubic root of 13440607 is about 237.7604573827.

The spelling of 13440607 in words is "thirteen million, four hundred forty thousand, six hundred seven".