11057668387 has 2 divisors, whose sum is σ = 11057668388. Its totient is φ = 11057668386.

The previous prime is 11057668319. The next prime is 11057668399. The reversal of 11057668387 is 78386675011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11057668387 is a prime.

It is not a weakly prime, because it can be changed into another prime (11057648387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528834193 + 5528834194.

It is an arithmetic number, because the mean of its divisors is an integer number (5528834194).

Almost surely, 2^11057668387 is an apocalyptic number.

11057668387 is a deficient number, since it is larger than the sum of its proper divisors (1).

11057668387 is an equidigital number, since it uses as much as digits as its factorization.

11057668387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 11057668387 in words is "eleven billion, fifty-seven million, six hundred sixty-eight thousand, three hundred eighty-seven".