1088502749 has 2 divisors, whose sum is σ = 1088502750. Its totient is φ = 1088502748.

The previous prime is 1088502689. The next prime is 1088502773. The reversal of 1088502749 is 9472058801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 685497124 + 403005625 = 26182^2 + 20075^2 .

It is an emirp because it is prime and its reverse (9472058801) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1088502749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1088502049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544251374 + 544251375.

It is an arithmetic number, because the mean of its divisors is an integer number (544251375).

Almost surely, 2^1088502749 is an apocalyptic number.

It is an amenable number.

1088502749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088502749 is an equidigital number, since it uses as much as digits as its factorization.

1088502749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 44.

The square root of 1088502749 is about 32992.4650337013. The cubic root of 1088502749 is about 1028.6710321194.

The spelling of 1088502749 in words is "one billion, eighty-eight million, five hundred two thousand, seven hundred forty-nine".