1703680743431 has 4 divisors (see below), whose sum is σ = 1793348151000. Its totient is φ = 1614013335864.

The previous prime is 1703680743409. The next prime is 1703680743439. The reversal of 1703680743431 is 1343470863071.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1703680743431 is a prime.

It is a super-2 number, since 2×1703680743431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1703680743439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44833703756 + ... + 44833703793.

It is an arithmetic number, because the mean of its divisors is an integer number (448337037750).

Almost surely, 2^{1703680743431} is an apocalyptic number.

1703680743431 is a deficient number, since it is larger than the sum of its proper divisors (89667407569).

1703680743431 is an equidigital number, since it uses as much as digits as its factorization.

1703680743431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89667407568.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 1703680743431 in words is "one trillion, seven hundred three billion, six hundred eighty million, seven hundred forty-three thousand, four hundred thirty-one".