1153023355 has 16 divisors (see below), whose sum is σ = 1520944128. Its totient is φ = 832156000.

The previous prime is 1153023353. The next prime is 1153023359. The reversal of 1153023355 is 5533203511.

It is not a de Polignac number, because 1153023355 - 2¹ = 1153023353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1153023353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72811 + ... + 87220.

It is an arithmetic number, because the mean of its divisors is an integer number (95059008).

Almost surely, 2^1153023355 is an apocalyptic number.

1153023355 is a deficient number, since it is larger than the sum of its proper divisors (367920773).

1153023355 is a wasteful number, since it uses less digits than its factorization.

1153023355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160178.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1153023355 is about 33956.1975933702. The cubic root of 1153023355 is about 1048.6068765551.

Adding to 1153023355 its reverse (5533203511), we get a palindrome (6686226866).

The spelling of 1153023355 in words is "one billion, one hundred fifty-three million, twenty-three thousand, three hundred fifty-five".