1131125330 has 8 divisors (see below), whose sum is σ = 2036025612. Its totient is φ = 452450128.

The previous prime is 1131125327. The next prime is 1131125339. The reversal of 1131125330 is 335211311.

It can be written as a sum of positive squares in 2 ways, for example, as 1058005729 + 73119601 = 32527^2 + 8551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1131125339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56556257 + ... + 56556276.

Almost surely, 2^1131125330 is an apocalyptic number.

1131125330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131125330 is a deficient number, since it is larger than the sum of its proper divisors (904900282).

1131125330 is a wasteful number, since it uses less digits than its factorization.

1131125330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113112540.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1131125330 is about 33632.2067369954. The cubic root of 1131125330 is about 1041.9260812110.

Adding to 1131125330 its reverse (335211311), we get a palindrome (1466336641).

The spelling of 1131125330 in words is "one billion, one hundred thirty-one million, one hundred twenty-five thousand, three hundred thirty".