137449294 has 8 divisors (see below), whose sum is σ = 209251368. Its totient is φ = 67698840.

The previous prime is 137449271. The next prime is 137449297. The reversal of 137449294 is 492944731.

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

It is a self number, because there is not a number n which added to its sum of digits gives 137449294.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137449297) 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 3 ways as a sum of consecutive naturals, for example, 512737 + ... + 513004.

It is an arithmetic number, because the mean of its divisors is an integer number (26156421).

Almost surely, 2^137449294 is an apocalyptic number.

137449294 is a deficient number, since it is larger than the sum of its proper divisors (71802074).

137449294 is a wasteful number, since it uses less digits than its factorization.

137449294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025810.

The product of its digits is 217728, while the sum is 43.

The square root of 137449294 is about 11723.8770890862. The cubic root of 137449294 is about 516.0766041148.

The spelling of 137449294 in words is "one hundred thirty-seven million, four hundred forty-nine thousand, two hundred ninety-four".