53919713 has 2 divisors, whose sum is σ = 53919714. Its totient is φ = 53919712.

The previous prime is 53919689. The next prime is 53919769. The reversal of 53919713 is 31791935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53919649 + 64 = 7343^2 + 8^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53919713 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (53919773) 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, 26959856 + 26959857.

It is an arithmetic number, because the mean of its divisors is an integer number (26959857).

Almost surely, 2^53919713 is an apocalyptic number.

It is an amenable number.

53919713 is a deficient number, since it is larger than the sum of its proper divisors (1).

53919713 is an equidigital number, since it uses as much as digits as its factorization.

53919713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25515, while the sum is 38.

The square root of 53919713 is about 7343.0043578906. The cubic root of 53919713 is about 377.7888974588.

The spelling of 53919713 in words is "fifty-three million, nine hundred nineteen thousand, seven hundred thirteen".