1421004213 has 12 divisors (see below), whose sum is σ = 2053859808. Its totient is φ = 946737000.

The previous prime is 1421004131. The next prime is 1421004217. The reversal of 1421004213 is 3124001241.

1421004213 is a `hidden beast` number, since 142 + 100 + 421 + 3 = 666.

It is not a de Polignac number, because 1421004213 - 2¹⁶ = 1420938677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421004217) 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 11 ways as a sum of consecutive naturals, for example, 34663 + ... + 63588.

It is an arithmetic number, because the mean of its divisors is an integer number (171154984).

Almost surely, 2^1421004213 is an apocalyptic number.

It is an amenable number.

1421004213 is a deficient number, since it is larger than the sum of its proper divisors (632855595).

1421004213 is a wasteful number, since it uses less digits than its factorization.

1421004213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99864 (or 99861 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1421004213 is about 37696.2095309329. The cubic root of 1421004213 is about 1124.2557613905.

Adding to 1421004213 its reverse (3124001241), we get a palindrome (4545005454).

The spelling of 1421004213 in words is "one billion, four hundred twenty-one million, four thousand, two hundred thirteen".