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164196953 is a prime number
BaseRepresentation
bin10011100100101…
…11001001011001
3102102222001212122
421302113021121
5314013300303
624143151025
74032436214
oct1162271131
9372861778
10164196953
1184759668
1246ba5475
132802cb7b
1417b4277b
15e635e38
hex9c97259

164196953 has 2 divisors, whose sum is σ = 164196954. Its totient is φ = 164196952.

The previous prime is 164196913. The next prime is 164196971. The reversal of 164196953 is 359691461.

164196953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161467849 + 2729104 = 12707^2 + 1652^2 .

It is an emirp because it is prime and its reverse (359691461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164196953 - 218 = 163934809 is a prime.

It is not a weakly prime, because it can be changed into another prime (164196913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82098476 + 82098477.

It is an arithmetic number, because the mean of its divisors is an integer number (82098477).

Almost surely, 2164196953 is an apocalyptic number.

It is an amenable number.

164196953 is a deficient number, since it is larger than the sum of its proper divisors (1).

164196953 is an equidigital number, since it uses as much as digits as its factorization.

164196953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 164196953 is about 12813.9358902720. The cubic root of 164196953 is about 547.5893981887.

The spelling of 164196953 in words is "one hundred sixty-four million, one hundred ninety-six thousand, nine hundred fifty-three".