137773225 has 12 divisors (see below), whose sum is σ = 170989056. Its totient is φ = 110121680.

The previous prime is 137773213. The next prime is 137773241. The reversal of 137773225 is 522377731.

It is not a de Polignac number, because 137773225 - 2¹¹ = 137771177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44064 + ... + 47086.

It is an arithmetic number, because the mean of its divisors is an integer number (14249088).

Almost surely, 2^137773225 is an apocalyptic number.

It is an amenable number.

137773225 is a deficient number, since it is larger than the sum of its proper divisors (33215831).

137773225 is a wasteful number, since it uses less digits than its factorization.

137773225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4856 (or 4851 counting only the distinct ones).

The product of its digits is 61740, while the sum is 37.

The square root of 137773225 is about 11737.6839708692. The cubic root of 137773225 is about 516.4817039395.

The spelling of 137773225 in words is "one hundred thirty-seven million, seven hundred seventy-three thousand, two hundred twenty-five".