3601539989 has 2 divisors, whose sum is σ = 3601539990. Its totient is φ = 3601539988.

The previous prime is 3601539971. The next prime is 3601540037. The reversal of 3601539989 is 9899351063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3601200100 + 339889 = 60010^2 + 583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3601539989 is a prime.

It is a super-2 number, since 2×3601539989² = 25942180584732240242, 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 3601539989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3601532989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1800769994 + 1800769995.

It is an arithmetic number, because the mean of its divisors is an integer number (1800769995).

Almost surely, 2^3601539989 is an apocalyptic number.

It is an amenable number.

3601539989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3601539989 is an equidigital number, since it uses as much as digits as its factorization.

3601539989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1574640, while the sum is 53.

The square root of 3601539989 is about 60012.8318695260. The cubic root of 3601539989 is about 1532.8373721691.

The spelling of 3601539989 in words is "three billion, six hundred one million, five hundred thirty-nine thousand, nine hundred eighty-nine".