1131235214 has 8 divisors (see below), whose sum is σ = 1697173608. Its totient is φ = 565510680.

The previous prime is 1131235187. The next prime is 1131235247. The reversal of 1131235214 is 4125321311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1131235214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39512 + ... + 61835.

It is an arithmetic number, because the mean of its divisors is an integer number (212146701).

Almost surely, 2^1131235214 is an apocalyptic number.

1131235214 is a deficient number, since it is larger than the sum of its proper divisors (565938394).

1131235214 is a wasteful number, since it uses less digits than its factorization.

1131235214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106930.

The product of its digits is 720, while the sum is 23.

The square root of 1131235214 is about 33633.8403100211. The cubic root of 1131235214 is about 1041.9598196764.

Adding to 1131235214 its reverse (4125321311), we get a palindrome (5256556525).

The spelling of 1131235214 in words is "one billion, one hundred thirty-one million, two hundred thirty-five thousand, two hundred fourteen".