1133015555 has 8 divisors (see below), whose sum is σ = 1553849952. Its totient is φ = 776924928.

The previous prime is 1133015537. The next prime is 1133015561. The reversal of 1133015555 is 5555103311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1133015555 - 2¹⁴ = 1132999171 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16185902 + ... + 16185971.

It is an arithmetic number, because the mean of its divisors is an integer number (194231244).

Almost surely, 2^1133015555 is an apocalyptic number.

1133015555 is a deficient number, since it is larger than the sum of its proper divisors (420834397).

1133015555 is an equidigital number, since it uses as much as digits as its factorization.

1133015555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32371885.

The product of its (nonzero) digits is 5625, while the sum is 29.

The square root of 1133015555 is about 33660.2964187780. The cubic root of 1133015555 is about 1042.5061462218.

Adding to 1133015555 its reverse (5555103311), we get a palindrome (6688118866).

The spelling of 1133015555 in words is "one billion, one hundred thirty-three million, fifteen thousand, five hundred fifty-five".