1102305643 has 2 divisors, whose sum is σ = 1102305644. Its totient is φ = 1102305642.

The previous prime is 1102305637. The next prime is 1102305649. The reversal of 1102305643 is 3465032011.

It is a balanced prime because it is at equal distance from previous prime (1102305637) and next prime (1102305649).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102305643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102305649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551152821 + 551152822.

It is an arithmetic number, because the mean of its divisors is an integer number (551152822).

Almost surely, 2^1102305643 is an apocalyptic number.

1102305643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102305643 is an equidigital number, since it uses as much as digits as its factorization.

1102305643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1102305643 is about 33200.9885846792. The cubic root of 1102305643 is about 1033.0008452896. Note that the first 3 decimals are identical.

Adding to 1102305643 its reverse (3465032011), we get a palindrome (4567337654).

The spelling of 1102305643 in words is "one billion, one hundred two million, three hundred five thousand, six hundred forty-three".