137304445 has 8 divisors (see below), whose sum is σ = 165505536. Its totient is φ = 109350096.

The previous prime is 137304443. The next prime is 137304463. The reversal of 137304445 is 544403731.

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 137304445 - 2¹ = 137304443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137304443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60457 + ... + 62686.

It is an arithmetic number, because the mean of its divisors is an integer number (20688192).

Almost surely, 2^137304445 is an apocalyptic number.

It is an amenable number.

137304445 is a deficient number, since it is larger than the sum of its proper divisors (28201091).

137304445 is a wasteful number, since it uses less digits than its factorization.

137304445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123371.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 137304445 is about 11717.6979394419. The cubic root of 137304445 is about 515.8952537117.

The spelling of 137304445 in words is "one hundred thirty-seven million, three hundred four thousand, four hundred forty-five".