163211315 has 16 divisors (see below), whose sum is σ = 198806400. Its totient is φ = 128612352.

The previous prime is 163211303. The next prime is 163211341. The reversal of 163211315 is 513112361.

163211315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 163211315 - 2⁴ = 163211299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156566 + ... + 157604.

It is an arithmetic number, because the mean of its divisors is an integer number (12425400).

Almost surely, 2^163211315 is an apocalyptic number.

163211315 is a deficient number, since it is larger than the sum of its proper divisors (35595085).

163211315 is a wasteful number, since it uses less digits than its factorization.

163211315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486.

The product of its digits is 540, while the sum is 23.

The square root of 163211315 is about 12775.4183884521. The cubic root of 163211315 is about 546.4915124380.

Adding to 163211315 its reverse (513112361), we get a palindrome (676323676).

The spelling of 163211315 in words is "one hundred sixty-three million, two hundred eleven thousand, three hundred fifteen".