164315461 has 4 divisors (see below), whose sum is σ = 164363212. Its totient is φ = 164267712.

The previous prime is 164315443. The next prime is 164315467. The reversal of 164315461 is 164513461.

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

It can be written as a sum of positive squares in 2 ways, for example, as 111302500 + 53012961 = 10550^2 + 7281^2 .

It is a cyclic number.

It is not a de Polignac number, because 164315461 - 2⁹ = 164314949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164315467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18276 + ... + 25741.

It is an arithmetic number, because the mean of its divisors is an integer number (41090803).

Almost surely, 2^164315461 is an apocalyptic number.

It is an amenable number.

164315461 is a deficient number, since it is larger than the sum of its proper divisors (47751).

164315461 is an equidigital number, since it uses as much as digits as its factorization.

164315461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47750.

The product of its digits is 8640, while the sum is 31.

The square root of 164315461 is about 12818.5592404139. The cubic root of 164315461 is about 547.7211061107.

The spelling of 164315461 in words is "one hundred sixty-four million, three hundred fifteen thousand, four hundred sixty-one".