60036661 has 2 divisors, whose sum is σ = 60036662. Its totient is φ = 60036660.

The previous prime is 60036619. The next prime is 60036671. The reversal of 60036661 is 16663006.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32421636 + 27615025 = 5694^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 60036661 - 2¹⁹ = 59512373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60036671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30018330 + 30018331.

It is an arithmetic number, because the mean of its divisors is an integer number (30018331).

Almost surely, 2^60036661 is an apocalyptic number.

It is an amenable number.

60036661 is a deficient number, since it is larger than the sum of its proper divisors (1).

60036661 is an equidigital number, since it uses as much as digits as its factorization.

60036661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 60036661 is about 7748.3327884133. The cubic root of 60036661 is about 391.5664828618.

Adding to 60036661 its reverse (16663006), we get a palindrome (76699667).

The spelling of 60036661 in words is "sixty million, thirty-six thousand, six hundred sixty-one".