1162443380 has 24 divisors (see below), whose sum is σ = 2789864448. Its totient is φ = 398551968.

The previous prime is 1162443377. The next prime is 1162443383. The reversal of 1162443380 is 833442611.

It is an interprime number because it is at equal distance from previous prime (1162443377) and next prime (1162443383).

It is a super-2 number, since 2×1162443380² = 2702549223411648800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162443383) 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, 4151444 + ... + 4151723.

It is an arithmetic number, because the mean of its divisors is an integer number (116244352).

Almost surely, 2^1162443380 is an apocalyptic number.

1162443380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1162443380 is an abundant number, since it is smaller than the sum of its proper divisors (1627421068).

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

1162443380 is a wasteful number, since it uses less digits than its factorization.

1162443380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8303183 (or 8303181 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 1162443380 is about 34094.6239163889. The cubic root of 1162443380 is about 1051.4547876760.

Adding to 1162443380 its reverse (833442611), we get a palindrome (1995885991).

The spelling of 1162443380 in words is "one billion, one hundred sixty-two million, four hundred forty-three thousand, three hundred eighty".