905079011 has 2 divisors, whose sum is σ = 905079012. Its totient is φ = 905079010.

The previous prime is 905078987. The next prime is 905079073. The reversal of 905079011 is 110970509.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 905079011 - 2¹⁸ = 904816867 is a prime.

It is a super-3 number, since 3×905079011³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (905079911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452539505 + 452539506.

It is an arithmetic number, because the mean of its divisors is an integer number (452539506).

Almost surely, 2^905079011 is an apocalyptic number.

905079011 is a deficient number, since it is larger than the sum of its proper divisors (1).

905079011 is an equidigital number, since it uses as much as digits as its factorization.

905079011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835, while the sum is 32.

The square root of 905079011 is about 30084.5310915759. The cubic root of 905079011 is about 967.3021755440.

The spelling of 905079011 in words is "nine hundred five million, seventy-nine thousand, eleven".