103135805897 has 2 divisors, whose sum is σ = 103135805898. Its totient is φ = 103135805896.

The previous prime is 103135805863. The next prime is 103135805939. The reversal of 103135805897 is 798508531301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59218735801 + 43917070096 = 243349^2 + 209564^2 .

It is a cyclic number.

It is not a de Polignac number, because 103135805897 - 2¹⁴ = 103135789513 is a prime.

It is not a weakly prime, because it can be changed into another prime (103135805827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51567902948 + 51567902949.

It is an arithmetic number, because the mean of its divisors is an integer number (51567902949).

Almost surely, 2^103135805897 is an apocalyptic number.

It is an amenable number.

103135805897 is a deficient number, since it is larger than the sum of its proper divisors (1).

103135805897 is an equidigital number, since it uses as much as digits as its factorization.

103135805897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 103135805897 in words is "one hundred three billion, one hundred thirty-five million, eight hundred five thousand, eight hundred ninety-seven".