137716489 has 2 divisors, whose sum is σ = 137716490. Its totient is φ = 137716488.

The previous prime is 137716463. The next prime is 137716519. The reversal of 137716489 is 984617731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94420089 + 43296400 = 9717^2 + 6580^2 .

It is a cyclic number.

It is not a de Polignac number, because 137716489 - 2¹¹ = 137714441 is a prime.

It is not a weakly prime, because it can be changed into another prime (137716409) 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, 68858244 + 68858245.

It is an arithmetic number, because the mean of its divisors is an integer number (68858245).

Almost surely, 2^137716489 is an apocalyptic number.

It is an amenable number.

137716489 is a deficient number, since it is larger than the sum of its proper divisors (1).

137716489 is an equidigital number, since it uses as much as digits as its factorization.

137716489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 46.

The square root of 137716489 is about 11735.2668908721. The cubic root of 137716489 is about 516.4107972514.

The spelling of 137716489 in words is "one hundred thirty-seven million, seven hundred sixteen thousand, four hundred eighty-nine".