1489484197 has 2 divisors, whose sum is σ = 1489484198. Its totient is φ = 1489484196.

The previous prime is 1489484177. The next prime is 1489484207. The reversal of 1489484197 is 7914849841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1480248676 + 9235521 = 38474^2 + 3039^2 .

It is an emirp because it is prime and its reverse (7914849841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1489484197 is a prime.

It is a super-2 number, since 2×1489484197² = 4437126346225469618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1489484177) 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 as a sum of consecutive naturals, namely, 744742098 + 744742099.

It is an arithmetic number, because the mean of its divisors is an integer number (744742099).

Almost surely, 2^1489484197 is an apocalyptic number.

It is an amenable number.

1489484197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489484197 is an equidigital number, since it uses as much as digits as its factorization.

1489484197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 55.

The square root of 1489484197 is about 38593.8362565838. The cubic root of 1489484197 is about 1142.0329471040.

The spelling of 1489484197 in words is "one billion, four hundred eighty-nine million, four hundred eighty-four thousand, one hundred ninety-seven".