52951000409 has 2 divisors, whose sum is σ = 52951000410. Its totient is φ = 52951000408.

The previous prime is 52951000373. The next prime is 52951000439. The reversal of 52951000409 is 90400015925.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49939734784 + 3011265625 = 223472^2 + 54875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52951000409 is a prime.

It is not a weakly prime, because it can be changed into another prime (52951000439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26475500204 + 26475500205.

It is an arithmetic number, because the mean of its divisors is an integer number (26475500205).

Almost surely, 2^52951000409 is an apocalyptic number.

It is an amenable number.

52951000409 is a deficient number, since it is larger than the sum of its proper divisors (1).

52951000409 is an equidigital number, since it uses as much as digits as its factorization.

52951000409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 52951000409 in words is "fifty-two billion, nine hundred fifty-one million, four hundred nine", and thus it is an aban number.