1410200021 has 2 divisors, whose sum is σ = 1410200022. Its totient is φ = 1410200020.

The previous prime is 1410200009. The next prime is 1410200059. The reversal of 1410200021 is 1200020141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1351371121 + 58828900 = 36761^2 + 7670^2 .

It is an emirp because it is prime and its reverse (1200020141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1410200021 - 2¹⁰ = 1410198997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1410199975 and 1410200011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1410200221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705100010 + 705100011.

It is an arithmetic number, because the mean of its divisors is an integer number (705100011).

Almost surely, 2^1410200021 is an apocalyptic number.

It is an amenable number.

1410200021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1410200021 is an equidigital number, since it uses as much as digits as its factorization.

1410200021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1410200021 is about 37552.6300144211. The cubic root of 1410200021 is about 1121.3991922454.

Adding to 1410200021 its reverse (1200020141), we get a palindrome (2610220162).

The spelling of 1410200021 in words is "one billion, four hundred ten million, two hundred thousand, twenty-one".