53995933 has 2 divisors, whose sum is σ = 53995934. Its totient is φ = 53995932.

The previous prime is 53995901. The next prime is 53995951. The reversal of 53995933 is 33959935.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28965924 + 25030009 = 5382^2 + 5003^2 .

It is a cyclic number.

It is not a de Polignac number, because 53995933 - 2⁵ = 53995901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53995993) 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, 26997966 + 26997967.

It is an arithmetic number, because the mean of its divisors is an integer number (26997967).

Almost surely, 2^53995933 is an apocalyptic number.

It is an amenable number.

53995933 is a deficient number, since it is larger than the sum of its proper divisors (1).

53995933 is an equidigital number, since it uses as much as digits as its factorization.

53995933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 492075, while the sum is 46.

The square root of 53995933 is about 7348.1924988394. The cubic root of 53995933 is about 377.9668256582.

The spelling of 53995933 in words is "fifty-three million, nine hundred ninety-five thousand, nine hundred thirty-three".