1162143330 has 32 divisors (see below), whose sum is σ = 2834872128. Its totient is φ = 304824000.

The previous prime is 1162143299. The next prime is 1162143331. The reversal of 1162143330 is 333412611.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1162143330.

It is not an unprimeable number, because it can be changed into a prime (1162143331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315696 + ... + 319355.

It is an arithmetic number, because the mean of its divisors is an integer number (88589754).

Almost surely, 2^1162143330 is an apocalyptic number.

1162143330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1162143330 is an abundant number, since it is smaller than the sum of its proper divisors (1672728798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1162143330 is a wasteful number, since it uses less digits than its factorization.

1162143330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635122.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1162143330 is about 34090.2233785583. The cubic root of 1162143330 is about 1051.3643126866.

Adding to 1162143330 its reverse (333412611), we get a palindrome (1495555941).

The spelling of 1162143330 in words is "one billion, one hundred sixty-two million, one hundred forty-three thousand, three hundred thirty".