20054102413 has 2 divisors, whose sum is σ = 20054102414. Its totient is φ = 20054102412.

The previous prime is 20054102407. The next prime is 20054102489. The reversal of 20054102413 is 31420145002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18105586249 + 1948516164 = 134557^2 + 44142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20054102413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20054102713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027051206 + 10027051207.

It is an arithmetic number, because the mean of its divisors is an integer number (10027051207).

Almost surely, 2^20054102413 is an apocalyptic number.

It is an amenable number.

20054102413 is a deficient number, since it is larger than the sum of its proper divisors (1).

20054102413 is an equidigital number, since it uses as much as digits as its factorization.

20054102413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 20054102413 its reverse (31420145002), we get a palindrome (51474247415).

The spelling of 20054102413 in words is "twenty billion, fifty-four million, one hundred two thousand, four hundred thirteen".