1088021563 has 2 divisors, whose sum is σ = 1088021564. Its totient is φ = 1088021562.

The previous prime is 1088021489. The next prime is 1088021609. The reversal of 1088021563 is 3651208801.

It is a strong prime.

It is an emirp because it is prime and its reverse (3651208801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1088021563 - 2¹⁷ = 1087890491 is a prime.

It is not a weakly prime, because it can be changed into another prime (1088021863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544010781 + 544010782.

It is an arithmetic number, because the mean of its divisors is an integer number (544010782).

Almost surely, 2^1088021563 is an apocalyptic number.

1088021563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088021563 is an equidigital number, since it uses as much as digits as its factorization.

1088021563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 1088021563 is about 32985.1718655520. The cubic root of 1088021563 is about 1028.5194308930.

The spelling of 1088021563 in words is "one billion, eighty-eight million, twenty-one thousand, five hundred sixty-three".