163003342 has 4 divisors (see below), whose sum is σ = 244505016. Its totient is φ = 81501670.

The previous prime is 163003333. The next prime is 163003343. The reversal of 163003342 is 243300361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 243300361 = 4049 ⋅60089.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163003343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40750834 + ... + 40750837.

It is an arithmetic number, because the mean of its divisors is an integer number (61126254).

Almost surely, 2^163003342 is an apocalyptic number.

163003342 is a deficient number, since it is larger than the sum of its proper divisors (81501674).

163003342 is an equidigital number, since it uses as much as digits as its factorization.

163003342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81501673.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 163003342 is about 12767.2762169540. The cubic root of 163003342 is about 546.2592904075.

The spelling of 163003342 in words is "one hundred sixty-three million, three thousand, three hundred forty-two".