75275441 has 2 divisors, whose sum is σ = 75275442. Its totient is φ = 75275440.

The previous prime is 75275437. The next prime is 75275449. The reversal of 75275441 is 14457257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74995600 + 279841 = 8660^2 + 529^2 .

It is an emirp because it is prime and its reverse (14457257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75275441 - 2² = 75275437 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (75275449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37637720 + 37637721.

It is an arithmetic number, because the mean of its divisors is an integer number (37637721).

Almost surely, 2^75275441 is an apocalyptic number.

It is an amenable number.

75275441 is a deficient number, since it is larger than the sum of its proper divisors (1).

75275441 is an equidigital number, since it uses as much as digits as its factorization.

75275441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39200, while the sum is 35.

The square root of 75275441 is about 8676.1420573893. The cubic root of 75275441 is about 422.2319595810.

The spelling of 75275441 in words is "seventy-five million, two hundred seventy-five thousand, four hundred forty-one".