163120736 has 12 divisors (see below), whose sum is σ = 321144012. Its totient is φ = 81560352.

The previous prime is 163120693. The next prime is 163120759. The reversal of 163120736 is 637021361.

163120736 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163120699 and 163120708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2548730 + ... + 2548793.

It is an arithmetic number, because the mean of its divisors is an integer number (26762001).

Almost surely, 2^163120736 is an apocalyptic number.

163120736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

163120736 is a deficient number, since it is larger than the sum of its proper divisors (158023276).

163120736 is an equidigital number, since it uses as much as digits as its factorization.

163120736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5097533 (or 5097525 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 163120736 is about 12771.8728462195. The cubic root of 163120736 is about 546.3903964608.

The spelling of 163120736 in words is "one hundred sixty-three million, one hundred twenty thousand, seven hundred thirty-six".