163433413 has 8 divisors (see below), whose sum is σ = 192005856. Its totient is φ = 137146800.

The previous prime is 163433353. The next prime is 163433437. The reversal of 163433413 is 314334361.

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 163433413 - 2¹⁷ = 163302341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163433483) 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, 571303 + ... + 571588.

It is an arithmetic number, because the mean of its divisors is an integer number (24000732).

Almost surely, 2^163433413 is an apocalyptic number.

163433413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

163433413 is a deficient number, since it is larger than the sum of its proper divisors (28572443).

163433413 is a wasteful number, since it uses less digits than its factorization.

163433413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142915.

The product of its digits is 7776, while the sum is 28.

The square root of 163433413 is about 12784.1078296454. The cubic root of 163433413 is about 546.7392886782.

Adding to 163433413 its reverse (314334361), we get a palindrome (477767774).

The spelling of 163433413 in words is "one hundred sixty-three million, four hundred thirty-three thousand, four hundred thirteen".