1135219554 has 48 divisors (see below), whose sum is σ = 2868403200. Its totient is φ = 324346680.

The previous prime is 1135219549. The next prime is 1135219573. The reversal of 1135219554 is 4559125311.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85762 + ... + 98109.

It is an arithmetic number, because the mean of its divisors is an integer number (59758400).

Almost surely, 2^1135219554 is an apocalyptic number.

1135219554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1135219554 is an abundant number, since it is smaller than the sum of its proper divisors (1733183646).

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

1135219554 is a wasteful number, since it uses less digits than its factorization.

1135219554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183900 (or 183883 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 1135219554 is about 33693.0193660349. The cubic root of 1135219554 is about 1043.1816868902.

The spelling of 1135219554 in words is "one billion, one hundred thirty-five million, two hundred nineteen thousand, five hundred fifty-four".