53328377 has 2 divisors, whose sum is σ = 53328378. Its totient is φ = 53328376.

The previous prime is 53328311. The next prime is 53328437. The reversal of 53328377 is 77382335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36917776 + 16410601 = 6076^2 + 4051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53328377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53328377.

It is not a weakly prime, because it can be changed into another prime (53321377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26664188 + 26664189.

It is an arithmetic number, because the mean of its divisors is an integer number (26664189).

Almost surely, 2^53328377 is an apocalyptic number.

It is an amenable number.

53328377 is a deficient number, since it is larger than the sum of its proper divisors (1).

53328377 is an equidigital number, since it uses as much as digits as its factorization.

53328377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 38.

The square root of 53328377 is about 7302.6280885719. The cubic root of 53328377 is about 376.4027509706.

The spelling of 53328377 in words is "fifty-three million, three hundred twenty-eight thousand, three hundred seventy-seven".