52761757 has 2 divisors, whose sum is σ = 52761758. Its totient is φ = 52761756.

The previous prime is 52761739. The next prime is 52761791. The reversal of 52761757 is 75716725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28100601 + 24661156 = 5301^2 + 4966^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52761757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52761257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26380878 + 26380879.

It is an arithmetic number, because the mean of its divisors is an integer number (26380879).

Almost surely, 2^52761757 is an apocalyptic number.

It is an amenable number.

52761757 is a deficient number, since it is larger than the sum of its proper divisors (1).

52761757 is an equidigital number, since it uses as much as digits as its factorization.

52761757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102900, while the sum is 40.

The square root of 52761757 is about 7263.7288633318. The cubic root of 52761757 is about 375.0648942508.

The spelling of 52761757 in words is "fifty-two million, seven hundred sixty-one thousand, seven hundred fifty-seven".