328180137 has 16 divisors (see below), whose sum is σ = 448065600. Its totient is φ = 213599232.

The previous prime is 328180093. The next prime is 328180147. The reversal of 328180137 is 731081823.

It is not a de Polignac number, because 328180137 - 2⁸ = 328179881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 328180098 and 328180107.

It is not an unprimeable number, because it can be changed into a prime (328180147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15489 + ... + 29937.

It is an arithmetic number, because the mean of its divisors is an integer number (28004100).

Almost surely, 2^328180137 is an apocalyptic number.

It is an amenable number.

328180137 is a deficient number, since it is larger than the sum of its proper divisors (119885463).

328180137 is a wasteful number, since it uses less digits than its factorization.

328180137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14632.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 328180137 is about 18115.7427945972. The cubic root of 328180137 is about 689.7696752782.

The spelling of 328180137 in words is "three hundred twenty-eight million, one hundred eighty thousand, one hundred thirty-seven".