20214013 has 2 divisors, whose sum is σ = 20214014. Its totient is φ = 20214012.

The previous prime is 20214001. The next prime is 20214017. The reversal of 20214013 is 31041202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17530969 + 2683044 = 4187^2 + 1638^2 .

It is a cyclic number.

It is not a de Polignac number, because 20214013 - 2⁵ = 20213981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20213984 and 20214002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20214017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10107006 + 10107007.

It is an arithmetic number, because the mean of its divisors is an integer number (10107007).

Almost surely, 2^20214013 is an apocalyptic number.

It is an amenable number.

20214013 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214013 is an equidigital number, since it uses as much as digits as its factorization.

20214013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 20214013 is about 4495.9996663701. Note that the first 3 decimals coincide. The cubic root of 20214013 is about 272.4065296796.

Adding to 20214013 its reverse (31041202), we get a palindrome (51255215).

The spelling of 20214013 in words is "twenty million, two hundred fourteen thousand, thirteen".