13549379 has 2 divisors, whose sum is σ = 13549380. Its totient is φ = 13549378.

The previous prime is 13549373. The next prime is 13549421. The reversal of 13549379 is 97394531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13549379 - 2¹² = 13545283 is a prime.

It is not a weakly prime, because it can be changed into another prime (13549373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6774689 + 6774690.

It is an arithmetic number, because the mean of its divisors is an integer number (6774690).

Almost surely, 2^13549379 is an apocalyptic number.

13549379 is a deficient number, since it is larger than the sum of its proper divisors (1).

13549379 is an equidigital number, since it uses as much as digits as its factorization.

13549379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 41.

The square root of 13549379 is about 3680.9481115604. The cubic root of 13549379 is about 238.4001166895.

The spelling of 13549379 in words is "thirteen million, five hundred forty-nine thousand, three hundred seventy-nine".