164150122 has 4 divisors (see below), whose sum is σ = 246225186. Its totient is φ = 82075060.

The previous prime is 164150117. The next prime is 164150141. The reversal of 164150122 is 221051461.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 159744321 + 4405801 = 12639^2 + 2099^2 .

It is a super-2 number, since 2×164150122² = 53890525105229768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 164150093 and 164150102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41037529 + ... + 41037532.

Almost surely, 2^164150122 is an apocalyptic number.

164150122 is a deficient number, since it is larger than the sum of its proper divisors (82075064).

164150122 is an equidigital number, since it uses as much as digits as its factorization.

164150122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82075063.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 164150122 is about 12812.1084135282. The cubic root of 164150122 is about 547.5373334842.

The spelling of 164150122 in words is "one hundred sixty-four million, one hundred fifty thousand, one hundred twenty-two".