1421114201 has 8 divisors (see below), whose sum is σ = 1620456264. Its totient is φ = 1234632960.

The previous prime is 1421114129. The next prime is 1421114221. The reversal of 1421114201 is 1024111241.

It can be written as a sum of positive squares in 4 ways, for example, as 514200976 + 906913225 = 22676^2 + 30115^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421114201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1421114201.

It is not an unprimeable number, because it can be changed into a prime (1421114221) 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, 3214970 + ... + 3215411.

It is an arithmetic number, because the mean of its divisors is an integer number (202557033).

Almost surely, 2^1421114201 is an apocalyptic number.

It is an amenable number.

1421114201 is a deficient number, since it is larger than the sum of its proper divisors (199342063).

1421114201 is a wasteful number, since it uses less digits than its factorization.

1421114201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430411.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1421114201 is about 37697.6683761741. The cubic root of 1421114201 is about 1124.2847670405.

Adding to 1421114201 its reverse (1024111241), we get a palindrome (2445225442).

The spelling of 1421114201 in words is "one billion, four hundred twenty-one million, one hundred fourteen thousand, two hundred one".