11833065091 has 2 divisors, whose sum is σ = 11833065092. Its totient is φ = 11833065090.

The previous prime is 11833065089. The next prime is 11833065131. The reversal of 11833065091 is 19056033811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11833065091 - 2¹ = 11833065089 is a prime.

Together with 11833065089, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11833065091.

It is not a weakly prime, because it can be changed into another prime (11833065011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5916532545 + 5916532546.

It is an arithmetic number, because the mean of its divisors is an integer number (5916532546).

Almost surely, 2^11833065091 is an apocalyptic number.

11833065091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11833065091 is an equidigital number, since it uses as much as digits as its factorization.

11833065091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 11833065091 in words is "eleven billion, eight hundred thirty-three million, sixty-five thousand, ninety-one".