1155232035 has 48 divisors (see below), whose sum is σ = 2065250304. Its totient is φ = 597047616.

The previous prime is 1155232033. The next prime is 1155232061. The reversal of 1155232035 is 5302325511.

It is a happy number.

1155232035 is a `hidden beast` number, since 115 + 523 + 20 + 3 + 5 = 666.

It is not a de Polignac number, because 1155232035 - 2¹ = 1155232033 is a prime.

It is a super-2 number, since 2×1155232035² = 2669122109380482450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1155232033) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215194 + ... + 220496.

It is an arithmetic number, because the mean of its divisors is an integer number (43026048).

Almost surely, 2^1155232035 is an apocalyptic number.

1155232035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1155232035 is a deficient number, since it is larger than the sum of its proper divisors (910018269).

1155232035 is a wasteful number, since it uses less digits than its factorization.

1155232035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5464 (or 5461 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1155232035 is about 33988.7045207669. The cubic root of 1155232035 is about 1049.2760043068.

Adding to 1155232035 its reverse (5302325511), we get a palindrome (6457557546).

The spelling of 1155232035 in words is "one billion, one hundred fifty-five million, two hundred thirty-two thousand, thirty-five".