60436661 has 2 divisors, whose sum is σ = 60436662. Its totient is φ = 60436660.

The previous prime is 60436619. The next prime is 60436669. The reversal of 60436661 is 16663406.

60436661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49420900 + 11015761 = 7030^2 + 3319^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60436661 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60436669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30218330 + 30218331.

It is an arithmetic number, because the mean of its divisors is an integer number (30218331).

Almost surely, 2^60436661 is an apocalyptic number.

It is an amenable number.

60436661 is a deficient number, since it is larger than the sum of its proper divisors (1).

60436661 is an equidigital number, since it uses as much as digits as its factorization.

60436661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 60436661 is about 7774.1019417036. The cubic root of 60436661 is about 392.4341750676.

The spelling of 60436661 in words is "sixty million, four hundred thirty-six thousand, six hundred sixty-one".