163436133 has 16 divisors (see below), whose sum is σ = 249348096. Its totient is φ = 93278640.

The previous prime is 163436131. The next prime is 163436149. The reversal of 163436133 is 331634361.

It is not a de Polignac number, because 163436133 - 2¹ = 163436131 is a prime.

It is a super-2 number, since 2×163436133² = 53422739139987378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163436133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163436131) 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 15 ways as a sum of consecutive naturals, for example, 14860 + ... + 23402.

It is an arithmetic number, because the mean of its divisors is an integer number (15584256).

Almost surely, 2^163436133 is an apocalyptic number.

It is an amenable number.

163436133 is a deficient number, since it is larger than the sum of its proper divisors (85911963).

163436133 is an equidigital number, since it uses as much as digits as its factorization.

163436133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9464.

The product of its digits is 11664, while the sum is 30.

The square root of 163436133 is about 12784.2142112842. The cubic root of 163436133 is about 546.7423217638.

The spelling of 163436133 in words is "one hundred sixty-three million, four hundred thirty-six thousand, one hundred thirty-three".