1131503330 has 16 divisors (see below), whose sum is σ = 2052255744. Its totient is φ = 449145840.

The previous prime is 1131503299. The next prime is 1131503383. The reversal of 1131503330 is 333051311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430562 + ... + 433181.

It is an arithmetic number, because the mean of its divisors is an integer number (128265984).

Almost surely, 2^1131503330 is an apocalyptic number.

1131503330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131503330 is a deficient number, since it is larger than the sum of its proper divisors (920752414).

1131503330 is a wasteful number, since it uses less digits than its factorization.

1131503330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863881.

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 1131503330 is about 33637.8258809930. The cubic root of 1131503330 is about 1042.0421320689.

Adding to 1131503330 its reverse (333051311), we get a palindrome (1464554641).

The spelling of 1131503330 in words is "one billion, one hundred thirty-one million, five hundred three thousand, three hundred thirty".