20200410397 has 2 divisors, whose sum is σ = 20200410398. Its totient is φ = 20200410396.

The previous prime is 20200410379. The next prime is 20200410403. The reversal of 20200410397 is 79301400202.

Together with previous prime (20200410379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17833198681 + 2367211716 = 133541^2 + 48654^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200410397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200413397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100205198 + 10100205199.

It is an arithmetic number, because the mean of its divisors is an integer number (10100205199).

Almost surely, 2^20200410397 is an apocalyptic number.

It is an amenable number.

20200410397 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200410397 is an equidigital number, since it uses as much as digits as its factorization.

20200410397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 20200410397 its reverse (79301400202), we get a palindrome (99501810599).

The spelling of 20200410397 in words is "twenty billion, two hundred million, four hundred ten thousand, three hundred ninety-seven".