4128513953 has 2 divisors, whose sum is σ = 4128513954. Its totient is φ = 4128513952.

The previous prime is 4128513941. The next prime is 4128513973. The reversal of 4128513953 is 3593158214.

4128513953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4066230289 + 62283664 = 63767^2 + 7892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4128513953 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4128513953.

It is not a weakly prime, because it can be changed into another prime (4128513923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2064256976 + 2064256977.

It is an arithmetic number, because the mean of its divisors is an integer number (2064256977).

Almost surely, 2^4128513953 is an apocalyptic number.

It is an amenable number.

4128513953 is a deficient number, since it is larger than the sum of its proper divisors (1).

4128513953 is an equidigital number, since it uses as much as digits as its factorization.

4128513953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 41.

The square root of 4128513953 is about 64253.5131568695. The cubic root of 4128513953 is about 1604.2224347310. Note that the first 3 decimals are identical.

The spelling of 4128513953 in words is "four billion, one hundred twenty-eight million, five hundred thirteen thousand, nine hundred fifty-three".