163273703 has 8 divisors (see below), whose sum is σ = 164278800. Its totient is φ = 162272320.

The previous prime is 163273697. The next prime is 163273739. The reversal of 163273703 is 307372361.

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 163273703 - 2⁶ = 163273639 is a prime.

It is a super-3 number, since 3×163273703³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163273703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163273003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155123 + ... + 156171.

It is an arithmetic number, because the mean of its divisors is an integer number (20534850).

Almost surely, 2^163273703 is an apocalyptic number.

163273703 is a deficient number, since it is larger than the sum of its proper divisors (1005097).

163273703 is a wasteful number, since it uses less digits than its factorization.

163273703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 163273703 is about 12777.8598755817. The cubic root of 163273703 is about 546.5611362243.

The spelling of 163273703 in words is "one hundred sixty-three million, two hundred seventy-three thousand, seven hundred three".