53342717 has 2 divisors, whose sum is σ = 53342718. Its totient is φ = 53342716.

The previous prime is 53342683. The next prime is 53342741. The reversal of 53342717 is 71724335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52693081 + 649636 = 7259^2 + 806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53342717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53342767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26671358 + 26671359.

It is an arithmetic number, because the mean of its divisors is an integer number (26671359).

Almost surely, 2^53342717 is an apocalyptic number.

It is an amenable number.

53342717 is a deficient number, since it is larger than the sum of its proper divisors (1).

53342717 is an equidigital number, since it uses as much as digits as its factorization.

53342717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 32.

The square root of 53342717 is about 7303.6098608839. The cubic root of 53342717 is about 376.4364861789.

The spelling of 53342717 in words is "fifty-three million, three hundred forty-two thousand, seven hundred seventeen".