1103543137 has 2 divisors, whose sum is σ = 1103543138. Its totient is φ = 1103543136.

The previous prime is 1103543071. The next prime is 1103543171. The reversal of 1103543137 is 7313453011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 595311201 + 508231936 = 24399^2 + 22544^2 .

It is an emirp because it is prime and its reverse (7313453011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103543137 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103543437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551771568 + 551771569.

It is an arithmetic number, because the mean of its divisors is an integer number (551771569).

Almost surely, 2^1103543137 is an apocalyptic number.

It is an amenable number.

1103543137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103543137 is an equidigital number, since it uses as much as digits as its factorization.

1103543137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 1103543137 is about 33219.6197600153. The cubic root of 1103543137 is about 1033.3872639097.

Adding to 1103543137 its reverse (7313453011), we get a palindrome (8416996148).

The spelling of 1103543137 in words is "one billion, one hundred three million, five hundred forty-three thousand, one hundred thirty-seven".