1135550555 has 32 divisors (see below), whose sum is σ = 1427025600. Its totient is φ = 866764800.

The previous prime is 1135550543. The next prime is 1135550557. The reversal of 1135550555 is 5550555311.

It is not a de Polignac number, because 1135550555 - 2⁴ = 1135550539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1135550557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1988420 + ... + 1988990.

It is an arithmetic number, because the mean of its divisors is an integer number (44594550).

Almost surely, 2^1135550555 is an apocalyptic number.

1135550555 is a deficient number, since it is larger than the sum of its proper divisors (291475045).

1135550555 is a wasteful number, since it uses less digits than its factorization.

1135550555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815.

The product of its (nonzero) digits is 46875, while the sum is 35.

The square root of 1135550555 is about 33697.9310195745. The cubic root of 1135550555 is about 1043.2830654080.

The spelling of 1135550555 in words is "one billion, one hundred thirty-five million, five hundred fifty thousand, five hundred fifty-five".