1413749 has 2 divisors, whose sum is σ = 1413750. Its totient is φ = 1413748.

The previous prime is 1413691. The next prime is 1413751. The reversal of 1413749 is 9473141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1380625 + 33124 = 1175^2 + 182^2 .

It is an emirp because it is prime and its reverse (9473141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1413749 - 2²⁰ = 365173 is a prime.

It is a Sophie Germain prime.

Together with 1413751, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1413449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706874 + 706875.

It is an arithmetic number, because the mean of its divisors is an integer number (706875).

2^1413749 is an apocalyptic number.

It is an amenable number.

1413749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413749 is an equidigital number, since it uses as much as digits as its factorization.

1413749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 29.

The square root of 1413749 is about 1189.0117745422. The cubic root of 1413749 is about 112.2339127049.

The spelling of 1413749 in words is "one million, four hundred thirteen thousand, seven hundred forty-nine".