1421424101 has 8 divisors (see below), whose sum is σ = 1430059008. Its totient is φ = 1412802000.

The previous prime is 1421424089. The next prime is 1421424113. The reversal of 1421424101 is 1014241241.

It is an interprime number because it is at equal distance from previous prime (1421424089) and next prime (1421424113).

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

It is a cyclic number.

It is not a de Polignac number, because 1421424101 - 2³⁰ = 347682277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421424131) 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 7 ways as a sum of consecutive naturals, for example, 307316 + ... + 311906.

It is an arithmetic number, because the mean of its divisors is an integer number (178757376).

Almost surely, 2^1421424101 is an apocalyptic number.

It is an amenable number.

1421424101 is a deficient number, since it is larger than the sum of its proper divisors (8634907).

1421424101 is a wasteful number, since it uses less digits than its factorization.

1421424101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1421424101 is about 37701.7784859017. The cubic root of 1421424101 is about 1124.3664847345.

Adding to 1421424101 its reverse (1014241241), we get a palindrome (2435665342).

The spelling of 1421424101 in words is "one billion, four hundred twenty-one million, four hundred twenty-four thousand, one hundred one".