168012033 has 64 divisors (see below), whose sum is σ = 282624000. Its totient is φ = 88482240.

The previous prime is 168012029. The next prime is 168012043. The reversal of 168012033 is 330210861.

It is not a de Polignac number, because 168012033 - 2² = 168012029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 168011994 and 168012012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168012023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 733563 + ... + 733791.

It is an arithmetic number, because the mean of its divisors is an integer number (4416000).

Almost surely, 2^168012033 is an apocalyptic number.

It is an amenable number.

168012033 is a deficient number, since it is larger than the sum of its proper divisors (114611967).

168012033 is a wasteful number, since it uses less digits than its factorization.

168012033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 168012033 is about 12961.9455715568. The cubic root of 168012033 is about 551.7980088247.

Adding to 168012033 its reverse (330210861), we get a palindrome (498222894).

The spelling of 168012033 in words is "one hundred sixty-eight million, twelve thousand, thirty-three".