1135550543 has 2 divisors, whose sum is σ = 1135550544. Its totient is φ = 1135550542.

The previous prime is 1135550539. The next prime is 1135550557. The reversal of 1135550543 is 3450555311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1135550543 - 2² = 1135550539 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135552543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567775271 + 567775272.

It is an arithmetic number, because the mean of its divisors is an integer number (567775272).

Almost surely, 2^1135550543 is an apocalyptic number.

1135550543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135550543 is an equidigital number, since it uses as much as digits as its factorization.

1135550543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 1135550543 is about 33697.9308415220. The cubic root of 1135550543 is about 1043.2830617330.

The spelling of 1135550543 in words is "one billion, one hundred thirty-five million, five hundred fifty thousand, five hundred forty-three".