11020314391 has 2 divisors, whose sum is σ = 11020314392. Its totient is φ = 11020314390.

The previous prime is 11020314377. The next prime is 11020314401. The reversal of 11020314391 is 19341302011.

11020314391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11020314391 - 2²¹ = 11018217239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020315391) 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, 5510157195 + 5510157196.

It is an arithmetic number, because the mean of its divisors is an integer number (5510157196).

Almost surely, 2^11020314391 is an apocalyptic number.

11020314391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020314391 is an equidigital number, since it uses as much as digits as its factorization.

11020314391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 11020314391 in words is "eleven billion, twenty million, three hundred fourteen thousand, three hundred ninety-one".