20214413 has 2 divisors, whose sum is σ = 20214414. Its totient is φ = 20214412.

The previous prime is 20214409. The next prime is 20214427. The reversal of 20214413 is 31441202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11202409 + 9012004 = 3347^2 + 3002^2 .

It is a cyclic number.

It is not a de Polignac number, because 20214413 - 2² = 20214409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20214391 and 20214400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20214013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10107206 + 10107207.

It is an arithmetic number, because the mean of its divisors is an integer number (10107207).

Almost surely, 2^20214413 is an apocalyptic number.

It is an amenable number.

20214413 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214413 is an equidigital number, since it uses as much as digits as its factorization.

20214413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 20214413 is about 4496.0441501391. The cubic root of 20214413 is about 272.4083264842.

Adding to 20214413 its reverse (31441202), we get a palindrome (51655615).

The spelling of 20214413 in words is "twenty million, two hundred fourteen thousand, four hundred thirteen".