137047147 has 8 divisors (see below), whose sum is σ = 140302080. Its totient is φ = 133823400.

The previous prime is 137047109. The next prime is 137047181. The reversal of 137047147 is 741740731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137047147 - 2¹¹ = 137045099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137044147) 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 in 7 ways as a sum of consecutive naturals, for example, 1218 + ... + 16600.

It is an arithmetic number, because the mean of its divisors is an integer number (17537760).

Almost surely, 2^137047147 is an apocalyptic number.

137047147 is a deficient number, since it is larger than the sum of its proper divisors (3254933).

137047147 is a wasteful number, since it uses less digits than its factorization.

137047147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15593.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 137047147 is about 11706.7137574983. The cubic root of 137047147 is about 515.5728028313.

Adding to 137047147 its reverse (741740731), we get a palindrome (878787878).

The spelling of 137047147 in words is "one hundred thirty-seven million, forty-seven thousand, one hundred forty-seven".