1155132355 has 8 divisors (see below), whose sum is σ = 1492786512. Its totient is φ = 853020768.

The previous prime is 1155132347. The next prime is 1155132361. The reversal of 1155132355 is 5532315511.

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 1155132355 - 2³ = 1155132347 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8885569 + ... + 8885698.

It is an arithmetic number, because the mean of its divisors is an integer number (186598314).

Almost surely, 2^1155132355 is an apocalyptic number.

1155132355 is a deficient number, since it is larger than the sum of its proper divisors (337654157).

1155132355 is a wasteful number, since it uses less digits than its factorization.

1155132355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17771285.

The product of its digits is 11250, while the sum is 31.

The square root of 1155132355 is about 33987.2381196237. The cubic root of 1155132355 is about 1049.2458242687.

Adding to 1155132355 its reverse (5532315511), we get a palindrome (6687447866).

The spelling of 1155132355 in words is "one billion, one hundred fifty-five million, one hundred thirty-two thousand, three hundred fifty-five".