11320889051 has 2 divisors, whose sum is σ = 11320889052. Its totient is φ = 11320889050.

The previous prime is 11320889009. The next prime is 11320889053. The reversal of 11320889051 is 15098802311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11320889051 is a prime.

Together with 11320889053, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11320888996 and 11320889014.

It is not a weakly prime, because it can be changed into another prime (11320889053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5660444525 + 5660444526.

It is an arithmetic number, because the mean of its divisors is an integer number (5660444526).

Almost surely, 2^11320889051 is an apocalyptic number.

11320889051 is a deficient number, since it is larger than the sum of its proper divisors (1).

11320889051 is an equidigital number, since it uses as much as digits as its factorization.

11320889051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 38.

The spelling of 11320889051 in words is "eleven billion, three hundred twenty million, eight hundred eighty-nine thousand, fifty-one".