13742459 has 2 divisors, whose sum is σ = 13742460. Its totient is φ = 13742458.

The previous prime is 13742411. The next prime is 13742467. The reversal of 13742459 is 95424731.

It is a strong prime.

It is an emirp because it is prime and its reverse (95424731) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13742459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13742479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6871229 + 6871230.

It is an arithmetic number, because the mean of its divisors is an integer number (6871230).

Almost surely, 2^13742459 is an apocalyptic number.

13742459 is a deficient number, since it is larger than the sum of its proper divisors (1).

13742459 is an equidigital number, since it uses as much as digits as its factorization.

13742459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 13742459 is about 3707.0822758606. The cubic root of 13742459 is about 239.5271883628.

The spelling of 13742459 in words is "thirteen million, seven hundred forty-two thousand, four hundred fifty-nine".