163040313 has 16 divisors (see below), whose sum is σ = 223618752. Its totient is φ = 105600000.

The previous prime is 163040299. The next prime is 163040323. The reversal of 163040313 is 313040361.

It is not a de Polignac number, because 163040313 - 2⁵ = 163040281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 163040313.

It is not an unprimeable number, because it can be changed into a prime (163040323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28233 + ... + 33513.

It is an arithmetic number, because the mean of its divisors is an integer number (13976172).

Almost surely, 2^163040313 is an apocalyptic number.

It is an amenable number.

163040313 is a deficient number, since it is larger than the sum of its proper divisors (60578439).

163040313 is a wasteful number, since it uses less digits than its factorization.

163040313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 163040313 is about 12768.7240161263. The cubic root of 163040313 is about 546.3005865455.

Adding to 163040313 its reverse (313040361), we get a palindrome (476080674).

The spelling of 163040313 in words is "one hundred sixty-three million, forty thousand, three hundred thirteen".