1134214220 has 24 divisors (see below), whose sum is σ = 2408616000. Its totient is φ = 448587392.

The previous prime is 1134214219. The next prime is 1134214223. The reversal of 1134214220 is 224124311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1134214192 and 1134214201.

It is not an unprimeable number, because it can be changed into a prime (1134214223) 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, 316820 + ... + 320379.

It is an arithmetic number, because the mean of its divisors is an integer number (100359000).

Almost surely, 2^1134214220 is an apocalyptic number.

1134214220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1134214220 is an abundant number, since it is smaller than the sum of its proper divisors (1274401780).

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

1134214220 is a wasteful number, since it uses less digits than its factorization.

1134214220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637297 (or 637295 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1134214220 is about 33678.0970365013. The cubic root of 1134214220 is about 1042.8736537432.

Adding to 1134214220 its reverse (224124311), we get a palindrome (1358338531).

The spelling of 1134214220 in words is "one billion, one hundred thirty-four million, two hundred fourteen thousand, two hundred twenty".