137650329 has 6 divisors (see below), whose sum is σ = 198828266. Its totient is φ = 91766880.

The previous prime is 137650277. The next prime is 137650369. The reversal of 137650329 is 923056731.

It can be written as a sum of positive squares in only one way, i.e., 128936025 + 8714304 = 11355^2 + 2952^2 .

It is not a de Polignac number, because 137650329 - 2¹¹ = 137648281 is a prime.

It is a super-2 number, since 2×137650329² = 37895226147616482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 137650293 and 137650302.

It is not an unprimeable number, because it can be changed into a prime (137650369) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7647232 + ... + 7647249.

Almost surely, 2^137650329 is an apocalyptic number.

It is an amenable number.

137650329 is a deficient number, since it is larger than the sum of its proper divisors (61177937).

137650329 is a wasteful number, since it uses less digits than its factorization.

137650329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15294487 (or 15294484 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 137650329 is about 11732.4476985836. The cubic root of 137650329 is about 516.3280881747.

The spelling of 137650329 in words is "one hundred thirty-seven million, six hundred fifty thousand, three hundred twenty-nine".