61035761 has 2 divisors, whose sum is σ = 61035762. Its totient is φ = 61035760.

The previous prime is 61035739. The next prime is 61035773. The reversal of 61035761 is 16753016.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49773025 + 11262736 = 7055^2 + 3356^2 .

It is a cyclic number.

It is not a de Polignac number, because 61035761 - 2⁶ = 61035697 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61032761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30517880 + 30517881.

It is an arithmetic number, because the mean of its divisors is an integer number (30517881).

Almost surely, 2^61035761 is an apocalyptic number.

It is an amenable number.

61035761 is a deficient number, since it is larger than the sum of its proper divisors (1).

61035761 is an equidigital number, since it uses as much as digits as its factorization.

61035761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 61035761 is about 7812.5387039041. The cubic root of 61035761 is about 393.7266284608.

Adding to 61035761 its reverse (16753016), we get a palindrome (77788777).

The spelling of 61035761 in words is "sixty-one million, thirty-five thousand, seven hundred sixty-one".