52978799 has 2 divisors, whose sum is σ = 52978800. Its totient is φ = 52978798.

The previous prime is 52978787. The next prime is 52978819. The reversal of 52978799 is 99787925.

52978799 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52978799 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52978769) 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, 26489399 + 26489400.

It is an arithmetic number, because the mean of its divisors is an integer number (26489400).

Almost surely, 2^52978799 is an apocalyptic number.

52978799 is a deficient number, since it is larger than the sum of its proper divisors (1).

52978799 is an equidigital number, since it uses as much as digits as its factorization.

52978799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2857680, while the sum is 56.

The square root of 52978799 is about 7278.6536529773. The cubic root of 52978799 is about 375.5784825697.

The spelling of 52978799 in words is "fifty-two million, nine hundred seventy-eight thousand, seven hundred ninety-nine".