75352243 has 2 divisors, whose sum is σ = 75352244. Its totient is φ = 75352242.

The previous prime is 75352217. The next prime is 75352247. The reversal of 75352243 is 34225357.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75352243 is a prime.

It is not a weakly prime, because it can be changed into another prime (75352247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37676121 + 37676122.

It is an arithmetic number, because the mean of its divisors is an integer number (37676122).

Almost surely, 2^75352243 is an apocalyptic number.

75352243 is a deficient number, since it is larger than the sum of its proper divisors (1).

75352243 is an equidigital number, since it uses as much as digits as its factorization.

75352243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 31.

The square root of 75352243 is about 8680.5669745703. The cubic root of 75352243 is about 422.3755089961.

The spelling of 75352243 in words is "seventy-five million, three hundred fifty-two thousand, two hundred forty-three".