1481717 has 2 divisors, whose sum is σ = 1481718. Its totient is φ = 1481716.

The previous prime is 1481693. The next prime is 1481719. The reversal of 1481717 is 7171841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1473796 + 7921 = 1214^2 + 89^2 .

It is a cyclic number.

It is not a de Polignac number, because 1481717 - 2¹² = 1477621 is a prime.

Together with 1481719, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1481717.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740858 + 740859.

It is an arithmetic number, because the mean of its divisors is an integer number (740859).

2^1481717 is an apocalyptic number.

It is an amenable number.

1481717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481717 is an equidigital number, since it uses as much as digits as its factorization.

1481717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1568, while the sum is 29.

The square root of 1481717 is about 1217.2579841595. The cubic root of 1481717 is about 114.0044370900.

The spelling of 1481717 in words is "one million, four hundred eighty-one thousand, seven hundred seventeen".