30525003 has 6 divisors (see below), whose sum is σ = 44091684. Its totient is φ = 20349996.

The previous prime is 30524983. The next prime is 30525041. The reversal of 30525003 is 30052503.

It is not a de Polignac number, because 30525003 - 2⁵ = 30524971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30525083) 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 in 5 ways as a sum of consecutive naturals, for example, 1695825 + ... + 1695842.

It is an arithmetic number, because the mean of its divisors is an integer number (7348614).

Almost surely, 2^30525003 is an apocalyptic number.

30525003 is a deficient number, since it is larger than the sum of its proper divisors (13566681).

30525003 is a wasteful number, since it uses less digits than its factorization.

30525003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391673 (or 3391670 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 30525003 is about 5524.9437101205. The cubic root of 30525003 is about 312.5253415183.

Adding to 30525003 its reverse (30052503), we get a palindrome (60577506).

It can be divided in two parts, 3052500 and 3, that added together give a palindrome (3052503).

The spelling of 30525003 in words is "thirty million, five hundred twenty-five thousand, three".