1155350330 has 16 divisors (see below), whose sum is σ = 2086984224. Its totient is φ = 460506000.

The previous prime is 1155350299. The next prime is 1155350333. The reversal of 1155350330 is 330535511.

It is a super-2 number, since 2×1155350330² = 2669668770062217800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1155350330.

It is not an unprimeable number, because it can be changed into a prime (1155350333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201296 + ... + 206955.

It is an arithmetic number, because the mean of its divisors is an integer number (130436514).

Almost surely, 2^1155350330 is an apocalyptic number.

1155350330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155350330 is a deficient number, since it is larger than the sum of its proper divisors (931633894).

1155350330 is a wasteful number, since it uses less digits than its factorization.

1155350330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408541.

The product of its (nonzero) digits is 3375, while the sum is 26.

The square root of 1155350330 is about 33990.4446867057. Note that the first 3 decimals coincide. The cubic root of 1155350330 is about 1049.3118181418.

Adding to 1155350330 its reverse (330535511), we get a palindrome (1485885841).

The spelling of 1155350330 in words is "one billion, one hundred fifty-five million, three hundred fifty thousand, three hundred thirty".