164980137 has 8 divisors (see below), whose sum is σ = 251398336. Its totient is φ = 94274352.

The previous prime is 164980133. The next prime is 164980157. The reversal of 164980137 is 731089461.

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

It is not a de Polignac number, because 164980137 - 2² = 164980133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164980095 and 164980104.

It is not an unprimeable number, because it can be changed into a prime (164980133) 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, 3928078 + ... + 3928119.

It is an arithmetic number, because the mean of its divisors is an integer number (31424792).

Almost surely, 2^164980137 is an apocalyptic number.

It is an amenable number.

164980137 is a deficient number, since it is larger than the sum of its proper divisors (86418199).

164980137 is an equidigital number, since it uses as much as digits as its factorization.

164980137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7856207.

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 164980137 is about 12844.4593891685. The cubic root of 164980137 is about 548.4586453272.

The spelling of 164980137 in words is "one hundred sixty-four million, nine hundred eighty thousand, one hundred thirty-seven".