1088764939 has 2 divisors, whose sum is σ = 1088764940. Its totient is φ = 1088764938.

The previous prime is 1088764933. The next prime is 1088764967. The reversal of 1088764939 is 9394678801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1088764939 - 2³ = 1088764931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1088764939.

It is not a weakly prime, because it can be changed into another prime (1088764931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544382469 + 544382470.

It is an arithmetic number, because the mean of its divisors is an integer number (544382470).

Almost surely, 2^1088764939 is an apocalyptic number.

1088764939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088764939 is an equidigital number, since it uses as much as digits as its factorization.

1088764939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 1088764939 is about 32996.4382774869. The cubic root of 1088764939 is about 1028.7536182240.

The spelling of 1088764939 in words is "one billion, eighty-eight million, seven hundred sixty-four thousand, nine hundred thirty-nine".