4635231121 has 2 divisors, whose sum is σ = 4635231122. Its totient is φ = 4635231120.

The previous prime is 4635231109. The next prime is 4635231149. The reversal of 4635231121 is 1211325364.

It is an a-pointer prime, because the next prime (4635231149) can be obtained adding 4635231121 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4631483025 + 3748096 = 68055^2 + 1936^2 .

It is a cyclic number.

It is not a de Polignac number, because 4635231121 - 2²⁹ = 4098360209 is a prime.

It is a super-3 number, since 3×4635231121³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4635231121.

It is not a weakly prime, because it can be changed into another prime (4635231191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2317615560 + 2317615561.

It is an arithmetic number, because the mean of its divisors is an integer number (2317615561).

Almost surely, 2^4635231121 is an apocalyptic number.

It is an amenable number.

4635231121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4635231121 is an equidigital number, since it uses as much as digits as its factorization.

4635231121 is an evil number, because the sum of its binary digits is even.

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

The square root of 4635231121 is about 68082.5316876510. The cubic root of 4635231121 is about 1667.3385747185.

Adding to 4635231121 its reverse (1211325364), we get a palindrome (5846556485).

The spelling of 4635231121 in words is "four billion, six hundred thirty-five million, two hundred thirty-one thousand, one hundred twenty-one".