1421055214 has 8 divisors (see below), whose sum is σ = 2133905040. Its totient is φ = 709753536.

The previous prime is 1421055191. The next prime is 1421055217. The reversal of 1421055214 is 4125501241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421055217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384739 + ... + 388414.

It is an arithmetic number, because the mean of its divisors is an integer number (266738130).

Almost surely, 2^1421055214 is an apocalyptic number.

1421055214 is a deficient number, since it is larger than the sum of its proper divisors (712849826).

1421055214 is an equidigital number, since it uses as much as digits as its factorization.

1421055214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774074.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 1421055214 is about 37696.8859987135. The cubic root of 1421055214 is about 1124.2692113817.

Adding to 1421055214 its reverse (4125501241), we get a palindrome (5546556455).

The spelling of 1421055214 in words is "one billion, four hundred twenty-one million, fifty-five thousand, two hundred fourteen".