1214263412 has 24 divisors (see below), whose sum is σ = 2190064800. Its totient is φ = 588734496.

The previous prime is 1214263409. The next prime is 1214263429. The reversal of 1214263412 is 2143624121.

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, 1487 + ... + 49302.

It is an arithmetic number, because the mean of its divisors is an integer number (91252700).

Almost surely, 2^1214263412 is an apocalyptic number.

It is an amenable number.

1214263412 is a deficient number, since it is larger than the sum of its proper divisors (975801388).

1214263412 is a wasteful number, since it uses less digits than its factorization.

1214263412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50975 (or 50973 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 1214263412 is about 34846.2826137882. The cubic root of 1214263412 is about 1066.8523127832.

Adding to 1214263412 its reverse (2143624121), we get a palindrome (3357887533).

The spelling of 1214263412 in words is "one billion, two hundred fourteen million, two hundred sixty-three thousand, four hundred twelve".