11014270921 has 2 divisors, whose sum is σ = 11014270922. Its totient is φ = 11014270920.

The previous prime is 11014270909. The next prime is 11014271029. The reversal of 11014270921 is 12907241011.

Together with next prime (11014271029) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10652510521 + 361760400 = 103211^2 + 19020^2 .

It is a cyclic number.

It is not a de Polignac number, because 11014270921 - 2⁹ = 11014270409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11014270921.

It is not a weakly prime, because it can be changed into another prime (11014270321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5507135460 + 5507135461.

It is an arithmetic number, because the mean of its divisors is an integer number (5507135461).

Almost surely, 2^11014270921 is an apocalyptic number.

It is an amenable number.

11014270921 is a deficient number, since it is larger than the sum of its proper divisors (1).

11014270921 is an equidigital number, since it uses as much as digits as its factorization.

11014270921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 11014270921 in words is "eleven billion, fourteen million, two hundred seventy thousand, nine hundred twenty-one".