1214403442 has 8 divisors (see below), whose sum is σ = 2081834496. Its totient is φ = 520458612.

The previous prime is 1214403439. The next prime is 1214403451. The reversal of 1214403442 is 2443044121.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43371538 + ... + 43371565.

It is an arithmetic number, because the mean of its divisors is an integer number (260229312).

Almost surely, 2^1214403442 is an apocalyptic number.

1214403442 is a deficient number, since it is larger than the sum of its proper divisors (867431054).

1214403442 is an equidigital number, since it uses as much as digits as its factorization.

1214403442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86743112.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 1214403442 is about 34848.2918089252. The cubic root of 1214403442 is about 1066.8933213446.

Adding to 1214403442 its reverse (2443044121), we get a palindrome (3657447563).

The spelling of 1214403442 in words is "one billion, two hundred fourteen million, four hundred three thousand, four hundred forty-two".