4163232251 has 2 divisors, whose sum is σ = 4163232252. Its totient is φ = 4163232250.

The previous prime is 4163232247. The next prime is 4163232263. The reversal of 4163232251 is 1522323614.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4163232251 - 2² = 4163232247 is a prime.

It is not a weakly prime, because it can be changed into another prime (4163232211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2081616125 + 2081616126.

It is an arithmetic number, because the mean of its divisors is an integer number (2081616126).

Almost surely, 2^4163232251 is an apocalyptic number.

4163232251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4163232251 is an equidigital number, since it uses as much as digits as its factorization.

4163232251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 4163232251 is about 64523.1140832493. The cubic root of 4163232251 is about 1608.7067338977.

Adding to 4163232251 its reverse (1522323614), we get a palindrome (5685555865).

The spelling of 4163232251 in words is "four billion, one hundred sixty-three million, two hundred thirty-two thousand, two hundred fifty-one".