7042753 has 2 divisors, whose sum is σ = 7042754. Its totient is φ = 7042752.

The previous prime is 7042747. The next prime is 7042769. The reversal of 7042753 is 3572407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5049009 + 1993744 = 2247^2 + 1412^2 .

It is an emirp because it is prime and its reverse (3572407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7042753 - 2²¹ = 4945601 is a prime.

It is not a weakly prime, because it can be changed into another prime (7042723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521376 + 3521377.

It is an arithmetic number, because the mean of its divisors is an integer number (3521377).

Almost surely, 2^7042753 is an apocalyptic number.

It is an amenable number.

7042753 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042753 is an equidigital number, since it uses as much as digits as its factorization.

7042753 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 7042753 is about 2653.8185695333. The cubic root of 7042753 is about 191.6817735625.

The spelling of 7042753 in words is "seven million, forty-two thousand, seven hundred fifty-three".