137530330 has 16 divisors (see below), whose sum is σ = 282919680. Its totient is φ = 47153232.

The previous prime is 137530313. The next prime is 137530331. The reversal of 137530330 is 33035731.

It is a junction number, because it is equal to n+sod(n) for n = 137530295 and 137530304.

It is not an unprimeable number, because it can be changed into a prime (137530331) 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 7 ways as a sum of consecutive naturals, for example, 982290 + ... + 982429.

It is an arithmetic number, because the mean of its divisors is an integer number (17682480).

Almost surely, 2^137530330 is an apocalyptic number.

137530330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137530330 is an abundant number, since it is smaller than the sum of its proper divisors (145389350).

137530330 is a wasteful number, since it uses less digits than its factorization.

137530330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964733.

The product of its (nonzero) digits is 2835, while the sum is 25.

The square root of 137530330 is about 11727.3326037936. The cubic root of 137530330 is about 516.1780053089.

The spelling of 137530330 in words is "one hundred thirty-seven million, five hundred thirty thousand, three hundred thirty".