16125140233 has 2 divisors, whose sum is σ = 16125140234. Its totient is φ = 16125140232.

The previous prime is 16125140231. The next prime is 16125140243. The reversal of 16125140233 is 33204152161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15735946249 + 389193984 = 125443^2 + 19728^2 .

It is a cyclic number.

It is not a de Polignac number, because 16125140233 - 2¹ = 16125140231 is a prime.

Together with 16125140231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16125140231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8062570116 + 8062570117.

It is an arithmetic number, because the mean of its divisors is an integer number (8062570117).

Almost surely, 2^16125140233 is an apocalyptic number.

It is an amenable number.

16125140233 is a deficient number, since it is larger than the sum of its proper divisors (1).

16125140233 is an equidigital number, since it uses as much as digits as its factorization.

16125140233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 16125140233 its reverse (33204152161), we get a palindrome (49329292394).

The spelling of 16125140233 in words is "sixteen billion, one hundred twenty-five million, one hundred forty thousand, two hundred thirty-three".