1713889387 has 8 divisors (see below), whose sum is σ = 1961962496. Its totient is φ = 1466624232.

The previous prime is 1713889297. The next prime is 1713889403. The reversal of 1713889387 is 7839883171.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1713889387 - 2¹¹ = 1713887339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1713889487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197433 + ... + 205930.

It is an arithmetic number, because the mean of its divisors is an integer number (245245312).

Almost surely, 2^1713889387 is an apocalyptic number.

1713889387 is a deficient number, since it is larger than the sum of its proper divisors (248073109).

1713889387 is an equidigital number, since it uses as much as digits as its factorization.

1713889387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403977.

The product of its digits is 2032128, while the sum is 55.

The square root of 1713889387 is about 41399.1471772064. The cubic root of 1713889387 is about 1196.7247229985.

The spelling of 1713889387 in words is "one billion, seven hundred thirteen million, eight hundred eighty-nine thousand, three hundred eighty-seven".