4231486121 has 2 divisors, whose sum is σ = 4231486122. Its totient is φ = 4231486120.

The previous prime is 4231486117. The next prime is 4231486159. The reversal of 4231486121 is 1216841324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4129476121 + 102010000 = 64261^2 + 10100^2 .

It is a cyclic number.

It is not a de Polignac number, because 4231486121 - 2² = 4231486117 is a prime.

It is not a weakly prime, because it can be changed into another prime (4231486921) 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, 2115743060 + 2115743061.

It is an arithmetic number, because the mean of its divisors is an integer number (2115743061).

Almost surely, 2^4231486121 is an apocalyptic number.

It is an amenable number.

4231486121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231486121 is an equidigital number, since it uses as much as digits as its factorization.

4231486121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 32.

The square root of 4231486121 is about 65049.8741044131. The cubic root of 4231486121 is about 1617.4504071425.

The spelling of 4231486121 in words is "four billion, two hundred thirty-one million, four hundred eighty-six thousand, one hundred twenty-one".