1135403543 has 2 divisors, whose sum is σ = 1135403544. Its totient is φ = 1135403542.

The previous prime is 1135403537. The next prime is 1135403567. The reversal of 1135403543 is 3453045311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1135403543 - 2²² = 1131209239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135403573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567701771 + 567701772.

It is an arithmetic number, because the mean of its divisors is an integer number (567701772).

Almost surely, 2^1135403543 is an apocalyptic number.

1135403543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135403543 is an equidigital number, since it uses as much as digits as its factorization.

1135403543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1135403543 is about 33695.7496281059. The cubic root of 1135403543 is about 1043.2380412128.

Adding to 1135403543 its reverse (3453045311), we get a palindrome (4588448854).

The spelling of 1135403543 in words is "one billion, one hundred thirty-five million, four hundred three thousand, five hundred forty-three".