164052461 has 2 divisors, whose sum is σ = 164052462. Its totient is φ = 164052460.

The previous prime is 164052457. The next prime is 164052463. The reversal of 164052461 is 164250461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163686436 + 366025 = 12794^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 164052461 - 2² = 164052457 is a prime.

Together with 164052463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164052463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82026230 + 82026231.

It is an arithmetic number, because the mean of its divisors is an integer number (82026231).

Almost surely, 2^164052461 is an apocalyptic number.

It is an amenable number.

164052461 is a deficient number, since it is larger than the sum of its proper divisors (1).

164052461 is an equidigital number, since it uses as much as digits as its factorization.

164052461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 164052461 is about 12808.2965690212. The cubic root of 164052461 is about 547.4287262918.

The spelling of 164052461 in words is "one hundred sixty-four million, fifty-two thousand, four hundred sixty-one".