1109540963 has 2 divisors, whose sum is σ = 1109540964. Its totient is φ = 1109540962.

The previous prime is 1109540917. The next prime is 1109540969. The reversal of 1109540963 is 3690459011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1109540963 - 2¹⁰ = 1109539939 is a prime.

It is a super-2 number, since 2×1109540963² = 2462162297149934738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1109540969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554770481 + 554770482.

It is an arithmetic number, because the mean of its divisors is an integer number (554770482).

Almost surely, 2^1109540963 is an apocalyptic number.

1109540963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109540963 is an equidigital number, since it uses as much as digits as its factorization.

1109540963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 1109540963 is about 33309.7727851752. The cubic root of 1109540963 is about 1035.2560571318.

Adding to 1109540963 its reverse (3690459011), we get a palindrome (4799999974).

The spelling of 1109540963 in words is "one billion, one hundred nine million, five hundred forty thousand, nine hundred sixty-three".