1144021214 has 16 divisors (see below), whose sum is σ = 1962652896. Its totient is φ = 489926400.

The previous prime is 1144021187. The next prime is 1144021327. The reversal of 1144021214 is 4121204411.

It is a congruent number.

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, 10967 + ... + 49074.

It is an arithmetic number, because the mean of its divisors is an integer number (122665806).

Almost surely, 2^1144021214 is an apocalyptic number.

1144021214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1144021214 is a deficient number, since it is larger than the sum of its proper divisors (818631682).

1144021214 is a wasteful number, since it uses less digits than its factorization.

1144021214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61411.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1144021214 is about 33823.3826516509. The cubic root of 1144021214 is about 1045.8707710447.

Adding to 1144021214 its reverse (4121204411), we get a palindrome (5265225625).

The spelling of 1144021214 in words is "one billion, one hundred forty-four million, twenty-one thousand, two hundred fourteen".