75413243 has 2 divisors, whose sum is σ = 75413244. Its totient is φ = 75413242.

The previous prime is 75413231. The next prime is 75413267. The reversal of 75413243 is 34231457.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75413243 - 2⁶ = 75413179 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (75413203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37706621 + 37706622.

It is an arithmetic number, because the mean of its divisors is an integer number (37706622).

Almost surely, 2^75413243 is an apocalyptic number.

75413243 is a deficient number, since it is larger than the sum of its proper divisors (1).

75413243 is an equidigital number, since it uses as much as digits as its factorization.

75413243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 29.

The square root of 75413243 is about 8684.0798591445. The cubic root of 75413243 is about 422.4894536541.

The spelling of 75413243 in words is "seventy-five million, four hundred thirteen thousand, two hundred forty-three".