164976241 has 2 divisors, whose sum is σ = 164976242. Its totient is φ = 164976240.

The previous prime is 164976223. The next prime is 164976247. The reversal of 164976241 is 142679461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164480625 + 495616 = 12825^2 + 704^2 .

It is a cyclic number.

It is not a de Polignac number, because 164976241 - 2²³ = 156587633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164976194 and 164976203.

It is not a weakly prime, because it can be changed into another prime (164976247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82488120 + 82488121.

It is an arithmetic number, because the mean of its divisors is an integer number (82488121).

Almost surely, 2^164976241 is an apocalyptic number.

It is an amenable number.

164976241 is a deficient number, since it is larger than the sum of its proper divisors (1).

164976241 is an equidigital number, since it uses as much as digits as its factorization.

164976241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 40.

The square root of 164976241 is about 12844.3077275500. The cubic root of 164976241 is about 548.4543280162.

The spelling of 164976241 in words is "one hundred sixty-four million, nine hundred seventy-six thousand, two hundred forty-one".