75368453 has 2 divisors, whose sum is σ = 75368454. Its totient is φ = 75368452.

The previous prime is 75368443. The next prime is 75368473. The reversal of 75368453 is 35486357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50438404 + 24930049 = 7102^2 + 4993^2 .

It is a cyclic number.

It is not a de Polignac number, because 75368453 - 2⁶ = 75368389 is a prime.

It is a super-2 number, since 2×75368453² = 11360807415226418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 75368453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75368443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37684226 + 37684227.

It is an arithmetic number, because the mean of its divisors is an integer number (37684227).

Almost surely, 2^75368453 is an apocalyptic number.

It is an amenable number.

75368453 is a deficient number, since it is larger than the sum of its proper divisors (1).

75368453 is an equidigital number, since it uses as much as digits as its factorization.

75368453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 41.

The square root of 75368453 is about 8681.5006191326. The cubic root of 75368453 is about 422.4057943856.

The spelling of 75368453 in words is "seventy-five million, three hundred sixty-eight thousand, four hundred fifty-three".