7125043 has 2 divisors, whose sum is σ = 7125044. Its totient is φ = 7125042.

The previous prime is 7125037. The next prime is 7125047. The reversal of 7125043 is 3405217.

It is a strong prime.

It is an emirp because it is prime and its reverse (3405217) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7125043 is a prime.

It is not a weakly prime, because it can be changed into another prime (7125047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3562521 + 3562522.

It is an arithmetic number, because the mean of its divisors is an integer number (3562522).

Almost surely, 2^7125043 is an apocalyptic number.

7125043 is a deficient number, since it is larger than the sum of its proper divisors (1).

7125043 is an equidigital number, since it uses as much as digits as its factorization.

7125043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 7125043 is about 2669.2776176337. The cubic root of 7125043 is about 192.4254436638.

The spelling of 7125043 in words is "seven million, one hundred twenty-five thousand, forty-three".