1121155736235 has 16 divisors (see below), whose sum is σ = 1820623047936. Its totient is φ = 589025102688.

The previous prime is 1121155736209. The next prime is 1121155736237. The reversal of 1121155736235 is 5326375511211.

It is a happy number.

It is not a de Polignac number, because 1121155736235 - 2⁵ = 1121155736203 is a prime.

It is a super-3 number, since 3×1121155736235³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121155736237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557787919 + ... + 557789928.

It is an arithmetic number, because the mean of its divisors is an integer number (113788940496).

Almost surely, 2^{1121155736235} is an apocalyptic number.

1121155736235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121155736235 is a deficient number, since it is larger than the sum of its proper divisors (699467311701).

1121155736235 is a wasteful number, since it uses less digits than its factorization.

1121155736235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115577922.

The product of its digits is 189000, while the sum is 42.

The spelling of 1121155736235 in words is "one trillion, one hundred twenty-one billion, one hundred fifty-five million, seven hundred thirty-six thousand, two hundred thirty-five".