7522003 has 2 divisors, whose sum is σ = 7522004. Its totient is φ = 7522002.

The previous prime is 7521979. The next prime is 7522037. The reversal of 7522003 is 3002257.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7522003 - 2¹⁷ = 7390931 is a prime.

It is not a weakly prime, because it can be changed into another prime (7522103) 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, 3761001 + 3761002.

It is an arithmetic number, because the mean of its divisors is an integer number (3761002).

Almost surely, 2^7522003 is an apocalyptic number.

7522003 is a deficient number, since it is larger than the sum of its proper divisors (1).

7522003 is an equidigital number, since it uses as much as digits as its factorization.

7522003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 7522003 is about 2742.6270253172. The cubic root of 7522003 is about 195.9346147998.

The spelling of 7522003 in words is "seven million, five hundred twenty-two thousand, three".