909048073231 has 2 divisors, whose sum is σ = 909048073232. Its totient is φ = 909048073230.

The previous prime is 909048073057. The next prime is 909048073259. The reversal of 909048073231 is 132370840909.

It is a strong prime.

It is an emirp because it is prime and its reverse (132370840909) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 909048073231 - 2¹⁵ = 909048040463 is a prime.

It is a super-2 number, since 2×909048073231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (909048073631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454524036615 + 454524036616.

It is an arithmetic number, because the mean of its divisors is an integer number (454524036616).

Almost surely, 2^909048073231 is an apocalyptic number.

909048073231 is a deficient number, since it is larger than the sum of its proper divisors (1).

909048073231 is an equidigital number, since it uses as much as digits as its factorization.

909048073231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 909048073231 in words is "nine hundred nine billion, forty-eight million, seventy-three thousand, two hundred thirty-one".