11430233209 has 2 divisors, whose sum is σ = 11430233210. Its totient is φ = 11430233208.

The previous prime is 11430233167. The next prime is 11430233239. The reversal of 11430233209 is 90233203411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7200031609 + 4230201600 = 84853^2 + 65040^2 .

It is a cyclic number.

It is not a de Polignac number, because 11430233209 - 2¹¹ = 11430231161 is a prime.

It is not a weakly prime, because it can be changed into another prime (11430233239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715116604 + 5715116605.

It is an arithmetic number, because the mean of its divisors is an integer number (5715116605).

Almost surely, 2^11430233209 is an apocalyptic number.

It is an amenable number.

11430233209 is a deficient number, since it is larger than the sum of its proper divisors (1).

11430233209 is an equidigital number, since it uses as much as digits as its factorization.

11430233209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 11430233209 in words is "eleven billion, four hundred thirty million, two hundred thirty-three thousand, two hundred nine".