65363761 has 2 divisors, whose sum is σ = 65363762. Its totient is φ = 65363760.

The previous prime is 65363747. The next prime is 65363789. The reversal of 65363761 is 16736356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37748736 + 27615025 = 6144^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 65363761 - 2⁵ = 65363729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65363761.

It is not a weakly prime, because it can be changed into another prime (65361761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32681880 + 32681881.

It is an arithmetic number, because the mean of its divisors is an integer number (32681881).

Almost surely, 2^65363761 is an apocalyptic number.

It is an amenable number.

65363761 is a deficient number, since it is larger than the sum of its proper divisors (1).

65363761 is an equidigital number, since it uses as much as digits as its factorization.

65363761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 65363761 is about 8084.7857732905. The cubic root of 65363761 is about 402.8212237107.

The spelling of 65363761 in words is "sixty-five million, three hundred sixty-three thousand, seven hundred sixty-one".