1162021214 has 4 divisors (see below), whose sum is σ = 1743031824. Its totient is φ = 581010606.

The previous prime is 1162021193. The next prime is 1162021219. The reversal of 1162021214 is 4121202611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162021219) 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 as a sum of consecutive naturals, namely, 290505302 + ... + 290505305.

It is an arithmetic number, because the mean of its divisors is an integer number (435757956).

Almost surely, 2^1162021214 is an apocalyptic number.

1162021214 is a deficient number, since it is larger than the sum of its proper divisors (581010610).

1162021214 is an equidigital number, since it uses as much as digits as its factorization.

1162021214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581010609.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 1162021214 is about 34088.4322608125. The cubic root of 1162021214 is about 1051.3274862188.

Adding to 1162021214 its reverse (4121202611), we get a palindrome (5283223825).

The spelling of 1162021214 in words is "one billion, one hundred sixty-two million, twenty-one thousand, two hundred fourteen".