30146803 has 2 divisors, whose sum is σ = 30146804. Its totient is φ = 30146802.

The previous prime is 30146801. The next prime is 30146819. The reversal of 30146803 is 30864103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30146803 - 2¹ = 30146801 is a prime.

It is a super-2 number, since 2×30146803² = 1817659462241618, which contains 22 as substring.

Together with 30146801, it forms a pair of twin primes.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (30146801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15073401 + 15073402.

It is an arithmetic number, because the mean of its divisors is an integer number (15073402).

Almost surely, 2^30146803 is an apocalyptic number.

30146803 is a deficient number, since it is larger than the sum of its proper divisors (1).

30146803 is an equidigital number, since it uses as much as digits as its factorization.

30146803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 30146803 is about 5490.6104396506. The cubic root of 30146803 is about 311.2292606193.

The spelling of 30146803 in words is "thirty million, one hundred forty-six thousand, eight hundred three".