1214052404 has 12 divisors (see below), whose sum is σ = 2197853700. Its totient is φ = 586094208.

The previous prime is 1214052403. The next prime is 1214052407. The reversal of 1214052404 is 4042504121.

It can be written as a sum of positive squares in 2 ways, for example, as 424442404 + 789610000 = 20602^2 + 28100^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1214052404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214052403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5232869 + ... + 5233100.

It is an arithmetic number, because the mean of its divisors is an integer number (183154475).

Almost surely, 2^1214052404 is an apocalyptic number.

It is an amenable number.

1214052404 is a deficient number, since it is larger than the sum of its proper divisors (983801296).

1214052404 is a wasteful number, since it uses less digits than its factorization.

1214052404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10466002 (or 10466000 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1214052404 is about 34843.2547848217. The cubic root of 1214052404 is about 1066.7905119659.

Adding to 1214052404 its reverse (4042504121), we get a palindrome (5256556525).

The spelling of 1214052404 in words is "one billion, two hundred fourteen million, fifty-two thousand, four hundred four".