4320231137 has 2 divisors, whose sum is σ = 4320231138. Its totient is φ = 4320231136.

The previous prime is 4320231133. The next prime is 4320231169. The reversal of 4320231137 is 7311320234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4188807841 + 131423296 = 64721^2 + 11464^2 .

It is a cyclic number.

It is not a de Polignac number, because 4320231137 - 2² = 4320231133 is a prime.

It is not a weakly prime, because it can be changed into another prime (4320231133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160115568 + 2160115569.

It is an arithmetic number, because the mean of its divisors is an integer number (2160115569).

Almost surely, 2^4320231137 is an apocalyptic number.

It is an amenable number.

4320231137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320231137 is an equidigital number, since it uses as much as digits as its factorization.

4320231137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 4320231137 is about 65728.4651958343. The cubic root of 4320231137 is about 1628.6796158438.

The spelling of 4320231137 in words is "four billion, three hundred twenty million, two hundred thirty-one thousand, one hundred thirty-seven".