7045453 has 2 divisors, whose sum is σ = 7045454. Its totient is φ = 7045452.

The previous prime is 7045427. The next prime is 7045469. The reversal of 7045453 is 3545407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6874884 + 170569 = 2622^2 + 413^2 .

It is an emirp because it is prime and its reverse (3545407) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7045453 is a prime.

7045453 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7045403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522726 + 3522727.

It is an arithmetic number, because the mean of its divisors is an integer number (3522727).

Almost surely, 2^7045453 is an apocalyptic number.

It is an amenable number.

7045453 is a deficient number, since it is larger than the sum of its proper divisors (1).

7045453 is an equidigital number, since it uses as much as digits as its factorization.

7045453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 7045453 is about 2654.3272217268. The cubic root of 7045453 is about 191.7062656262.

It can be divided in two parts, 70454 and 53, that added together give a palindrome (70507).

The spelling of 7045453 in words is "seven million, forty-five thousand, four hundred fifty-three".