136714489 has 2 divisors, whose sum is σ = 136714490. Its totient is φ = 136714488.

The previous prime is 136714471. The next prime is 136714499. The reversal of 136714489 is 984417631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117939600 + 18774889 = 10860^2 + 4333^2 .

It is an emirp because it is prime and its reverse (984417631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136714489 - 2¹¹ = 136712441 is a prime.

It is a super-2 number, since 2×136714489² = 37381703005062242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136714499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68357244 + 68357245.

It is an arithmetic number, because the mean of its divisors is an integer number (68357245).

Almost surely, 2^136714489 is an apocalyptic number.

It is an amenable number.

136714489 is a deficient number, since it is larger than the sum of its proper divisors (1).

136714489 is an equidigital number, since it uses as much as digits as its factorization.

136714489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 136714489 is about 11692.4971242246. The cubic root of 136714489 is about 515.1553105586.

The spelling of 136714489 in words is "one hundred thirty-six million, seven hundred fourteen thousand, four hundred eighty-nine".