163013351 has 8 divisors (see below), whose sum is σ = 170381664. Its totient is φ = 155668480.

The previous prime is 163013341. The next prime is 163013353. The reversal of 163013351 is 153310361.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163013351 - 2⁶ = 163013287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163013353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9215 + ... + 20271.

It is an arithmetic number, because the mean of its divisors is an integer number (21297708).

Almost surely, 2^163013351 is an apocalyptic number.

163013351 is a deficient number, since it is larger than the sum of its proper divisors (7368313).

163013351 is a wasteful number, since it uses less digits than its factorization.

163013351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 163013351 is about 12767.6681896108. The cubic root of 163013351 is about 546.2704709499.

The spelling of 163013351 in words is "one hundred sixty-three million, thirteen thousand, three hundred fifty-one".