75536653 has 2 divisors, whose sum is σ = 75536654. Its totient is φ = 75536652.

The previous prime is 75536641. The next prime is 75536663. The reversal of 75536653 is 35663557.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58339044 + 17197609 = 7638^2 + 4147^2 .

It is an emirp because it is prime and its reverse (35663557) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75536653 - 2⁹ = 75536141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75536633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37768326 + 37768327.

It is an arithmetic number, because the mean of its divisors is an integer number (37768327).

Almost surely, 2^75536653 is an apocalyptic number.

It is an amenable number.

75536653 is a deficient number, since it is larger than the sum of its proper divisors (1).

75536653 is an equidigital number, since it uses as much as digits as its factorization.

75536653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283500, while the sum is 40.

The square root of 75536653 is about 8691.1824857150. The cubic root of 75536653 is about 422.7197890083.

The spelling of 75536653 in words is "seventy-five million, five hundred thirty-six thousand, six hundred fifty-three".