52743661 has 2 divisors, whose sum is σ = 52743662. Its totient is φ = 52743660.

The previous prime is 52743641. The next prime is 52743697. The reversal of 52743661 is 16634725.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51753636 + 990025 = 7194^2 + 995^2 .

It is a cyclic number.

It is not a de Polignac number, because 52743661 - 2⁵ = 52743629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52743631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26371830 + 26371831.

It is an arithmetic number, because the mean of its divisors is an integer number (26371831).

Almost surely, 2^52743661 is an apocalyptic number.

It is an amenable number.

52743661 is a deficient number, since it is larger than the sum of its proper divisors (1).

52743661 is an equidigital number, since it uses as much as digits as its factorization.

52743661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 52743661 is about 7262.4831152988. The cubic root of 52743661 is about 375.0220099674.

The spelling of 52743661 in words is "fifty-two million, seven hundred forty-three thousand, six hundred sixty-one".