1103443087 has 2 divisors, whose sum is σ = 1103443088. Its totient is φ = 1103443086.

The previous prime is 1103443067. The next prime is 1103443153. The reversal of 1103443087 is 7803443011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103443087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103443027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551721543 + 551721544.

It is an arithmetic number, because the mean of its divisors is an integer number (551721544).

Almost surely, 2^1103443087 is an apocalyptic number.

1103443087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103443087 is an equidigital number, since it uses as much as digits as its factorization.

1103443087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 1103443087 is about 33218.1138386875. The cubic root of 1103443087 is about 1033.3560331353.

Adding to 1103443087 its reverse (7803443011), we get a palindrome (8906886098).

The spelling of 1103443087 in words is "one billion, one hundred three million, four hundred forty-three thousand, eighty-seven".