137744045 has 8 divisors (see below), whose sum is σ = 165465600. Its totient is φ = 110080080.

The previous prime is 137744041. The next prime is 137744071. The reversal of 137744045 is 540447731.

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

It is not a de Polignac number, because 137744045 - 2² = 137744041 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 137743996 and 137744014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137744041) 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, 8945 + ... + 18854.

It is an arithmetic number, because the mean of its divisors is an integer number (20683200).

Almost surely, 2^137744045 is an apocalyptic number.

It is an amenable number.

137744045 is a deficient number, since it is larger than the sum of its proper divisors (27721555).

137744045 is an equidigital number, since it uses as much as digits as its factorization.

137744045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28795.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 137744045 is about 11736.4409000344. The cubic root of 137744045 is about 516.4452382178.

The spelling of 137744045 in words is "one hundred thirty-seven million, seven hundred forty-four thousand, forty-five".