164315507 has 4 divisors (see below), whose sum is σ = 164586816. Its totient is φ = 164044200.

The previous prime is 164315467. The next prime is 164315509. The reversal of 164315507 is 705513461.

164315507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 705513461 = 373 ⋅1891457.

It is a cyclic number.

It is not a de Polignac number, because 164315507 - 2⁶ = 164315443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164315509) 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, 134744 + ... + 135957.

It is an arithmetic number, because the mean of its divisors is an integer number (41146704).

Almost surely, 2^164315507 is an apocalyptic number.

164315507 is a deficient number, since it is larger than the sum of its proper divisors (271309).

164315507 is an equidigital number, since it uses as much as digits as its factorization.

164315507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271308.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 164315507 is about 12818.5610346872. The cubic root of 164315507 is about 547.7211572221.

Adding to 164315507 its reverse (705513461), we get a palindrome (869828968).

The spelling of 164315507 in words is "one hundred sixty-four million, three hundred fifteen thousand, five hundred seven".