13407479 has 2 divisors, whose sum is σ = 13407480. Its totient is φ = 13407478.

The previous prime is 13407461. The next prime is 13407481. The reversal of 13407479 is 97470431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13407479 is a prime.

It is a Sophie Germain prime.

Together with 13407481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13407409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6703739 + 6703740.

It is an arithmetic number, because the mean of its divisors is an integer number (6703740).

Almost surely, 2^13407479 is an apocalyptic number.

13407479 is a deficient number, since it is larger than the sum of its proper divisors (1).

13407479 is an equidigital number, since it uses as much as digits as its factorization.

13407479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 13407479 is about 3661.6224545958. The cubic root of 13407479 is about 237.5649550867.

The spelling of 13407479 in words is "thirteen million, four hundred seven thousand, four hundred seventy-nine".