1135541120 has 64 divisors (see below), whose sum is σ = 3102472800. Its totient is φ = 389326848.

The previous prime is 1135541093. The next prime is 1135541153. The reversal of 1135541120 is 211455311.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122255 + ... + 131214.

Almost surely, 2^1135541120 is an apocalyptic number.

1135541120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1135541120 is an abundant number, since it is smaller than the sum of its proper divisors (1966931680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1135541120 is an equidigital number, since it uses as much as digits as its factorization.

1135541120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253495 (or 253483 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1135541120 is about 33697.7910255257. The cubic root of 1135541120 is about 1043.2801759423.

Adding to 1135541120 its reverse (211455311), we get a palindrome (1346996431).

The spelling of 1135541120 in words is "one billion, one hundred thirty-five million, five hundred forty-one thousand, one hundred twenty".