137480647 has 2 divisors, whose sum is σ = 137480648. Its totient is φ = 137480646.

The previous prime is 137480633. The next prime is 137480663. The reversal of 137480647 is 746084731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137480647 - 2¹¹ = 137478599 is a prime.

It is a super-3 number, since 3×137480647³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137480617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68740323 + 68740324.

It is an arithmetic number, because the mean of its divisors is an integer number (68740324).

Almost surely, 2^137480647 is an apocalyptic number.

137480647 is a deficient number, since it is larger than the sum of its proper divisors (1).

137480647 is an equidigital number, since it uses as much as digits as its factorization.

137480647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 137480647 is about 11725.2141558267. The cubic root of 137480647 is about 516.1158411774.

The spelling of 137480647 in words is "one hundred thirty-seven million, four hundred eighty thousand, six hundred forty-seven".