13716491 has 2 divisors, whose sum is σ = 13716492. Its totient is φ = 13716490.

The previous prime is 13716463. The next prime is 13716511. The reversal of 13716491 is 19461731.

It is a strong prime.

It is an emirp because it is prime and its reverse (19461731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13716491 - 2¹⁰ = 13715467 is a prime.

It is a Sophie Germain prime.

It is equal to p₈₉₂₈₄₁ and since 13716491 and 892841 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (13710491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6858245 + 6858246.

It is an arithmetic number, because the mean of its divisors is an integer number (6858246).

Almost surely, 2^13716491 is an apocalyptic number.

13716491 is a deficient number, since it is larger than the sum of its proper divisors (1).

13716491 is an equidigital number, since it uses as much as digits as its factorization.

13716491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 32.

The square root of 13716491 is about 3703.5781347232. The cubic root of 13716491 is about 239.3762215918.

The spelling of 13716491 in words is "thirteen million, seven hundred sixteen thousand, four hundred ninety-one".