75116653 has 2 divisors, whose sum is σ = 75116654. Its totient is φ = 75116652.

The previous prime is 75116621. The next prime is 75116677. The reversal of 75116653 is 35661157.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62062884 + 13053769 = 7878^2 + 3613^2 .

It is a cyclic number.

It is not a de Polignac number, because 75116653 - 2⁵ = 75116621 is a prime.

It is a super-3 number, since 3×75116653³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75116603) 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, 37558326 + 37558327.

It is an arithmetic number, because the mean of its divisors is an integer number (37558327).

Almost surely, 2^75116653 is an apocalyptic number.

It is an amenable number.

75116653 is a deficient number, since it is larger than the sum of its proper divisors (1).

75116653 is an equidigital number, since it uses as much as digits as its factorization.

75116653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 34.

The square root of 75116653 is about 8666.9863851283. The cubic root of 75116653 is about 421.9348615047.

The spelling of 75116653 in words is "seventy-five million, one hundred sixteen thousand, six hundred fifty-three".