137122347 has 8 divisors (see below), whose sum is σ = 184640400. Its totient is φ = 90509600.

The previous prime is 137122339. The next prime is 137122361. The reversal of 137122347 is 743221731.

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 137122347 - 2³ = 137122339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137122247) 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 in 7 ways as a sum of consecutive naturals, for example, 225972 + ... + 226577.

It is an arithmetic number, because the mean of its divisors is an integer number (23080050).

Almost surely, 2^137122347 is an apocalyptic number.

137122347 is a deficient number, since it is larger than the sum of its proper divisors (47518053).

137122347 is a wasteful number, since it uses less digits than its factorization.

137122347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452653.

The product of its digits is 7056, while the sum is 30.

The square root of 137122347 is about 11709.9251492057. The cubic root of 137122347 is about 515.6670866510.

The spelling of 137122347 in words is "one hundred thirty-seven million, one hundred twenty-two thousand, three hundred forty-seven".