900030011 has 2 divisors, whose sum is σ = 900030012. Its totient is φ = 900030010.

The previous prime is 900029989. The next prime is 900030029. The reversal of 900030011 is 110030009.

It is a strong prime.

It is an emirp because it is prime and its reverse (110030009) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900030011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (900030041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450015005 + 450015006.

It is an arithmetic number, because the mean of its divisors is an integer number (450015006).

Almost surely, 2^900030011 is an apocalyptic number.

900030011 is a deficient number, since it is larger than the sum of its proper divisors (1).

900030011 is an equidigital number, since it uses as much as digits as its factorization.

900030011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 900030011 is about 30000.5001791637. The cubic root of 900030011 is about 965.5001160797.

The spelling of 900030011 in words is "nine hundred million, thirty thousand, eleven".