61360517 has 2 divisors, whose sum is σ = 61360518. Its totient is φ = 61360516.

The previous prime is 61360513. The next prime is 61360589. The reversal of 61360517 is 71506316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59737441 + 1623076 = 7729^2 + 1274^2 .

It is a cyclic number.

It is not a de Polignac number, because 61360517 - 2² = 61360513 is a prime.

It is a super-2 number, since 2×61360517² = 7530226093014578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61360517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61360513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30680258 + 30680259.

It is an arithmetic number, because the mean of its divisors is an integer number (30680259).

Almost surely, 2^61360517 is an apocalyptic number.

It is an amenable number.

61360517 is a deficient number, since it is larger than the sum of its proper divisors (1).

61360517 is an equidigital number, since it uses as much as digits as its factorization.

61360517 is an odious number, because the sum of its binary digits is odd.

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

The square root of 61360517 is about 7833.2954112557. The cubic root of 61360517 is about 394.4237005350.

The spelling of 61360517 in words is "sixty-one million, three hundred sixty thousand, five hundred seventeen".