7825003 has 2 divisors, whose sum is σ = 7825004. Its totient is φ = 7825002.

The previous prime is 7824977. The next prime is 7825021. The reversal of 7825003 is 3005287.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7825003 is a prime.

It is a super-2 number, since 2×7825003² = 122461343900018, which contains 22 as substring.

7825003 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (7825403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3912501 + 3912502.

It is an arithmetic number, because the mean of its divisors is an integer number (3912502).

Almost surely, 2^7825003 is an apocalyptic number.

7825003 is a deficient number, since it is larger than the sum of its proper divisors (1).

7825003 is an equidigital number, since it uses as much as digits as its factorization.

7825003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 7825003 is about 2797.3206823673. The cubic root of 7825003 is about 198.5309272134.

The spelling of 7825003 in words is "seven million, eight hundred twenty-five thousand, three".