1131211414 has 4 divisors (see below), whose sum is σ = 1696817124. Its totient is φ = 565605706.

The previous prime is 1131211373. The next prime is 1131211441. The reversal of 1131211414 is 4141121311.

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

It is a junction number, because it is equal to n+sod(n) for n = 1131211391 and 1131211400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282802852 + ... + 282802855.

It is an arithmetic number, because the mean of its divisors is an integer number (424204281).

Almost surely, 2^1131211414 is an apocalyptic number.

1131211414 is a deficient number, since it is larger than the sum of its proper divisors (565605710).

1131211414 is an equidigital number, since it uses as much as digits as its factorization.

1131211414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565605709.

The product of its digits is 96, while the sum is 19.

The square root of 1131211414 is about 33633.4864978343. The cubic root of 1131211414 is about 1041.9525123786.

Adding to 1131211414 its reverse (4141121311), we get a palindrome (5272332725).

The spelling of 1131211414 in words is "one billion, one hundred thirty-one million, two hundred eleven thousand, four hundred fourteen".