23033137 has 2 divisors, whose sum is σ = 23033138. Its totient is φ = 23033136.

The previous prime is 23033119. The next prime is 23033159. The reversal of 23033137 is 73133032.

It is an a-pointer prime, because the next prime (23033159) can be obtained adding 23033137 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12895281 + 10137856 = 3591^2 + 3184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23033137 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23033107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11516568 + 11516569.

It is an arithmetic number, because the mean of its divisors is an integer number (11516569).

Almost surely, 2^23033137 is an apocalyptic number.

It is an amenable number.

23033137 is a deficient number, since it is larger than the sum of its proper divisors (1).

23033137 is an equidigital number, since it uses as much as digits as its factorization.

23033137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 23033137 is about 4799.2850509216. The cubic root of 23033137 is about 284.5232081289.

Adding to 23033137 its reverse (73133032), we get a palindrome (96166169).

The spelling of 23033137 in words is "twenty-three million, thirty-three thousand, one hundred thirty-seven".