103019897 has 2 divisors, whose sum is σ = 103019898. Its totient is φ = 103019896.

The previous prime is 103019887. The next prime is 103019923. The reversal of 103019897 is 798910301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79941481 + 23078416 = 8941^2 + 4804^2 .

It is a cyclic number.

It is not a de Polignac number, because 103019897 - 2¹⁰ = 103018873 is a prime.

It is a super-2 number, since 2×103019897² = 21226198355781218, which contains 22 as substring.

It is equal to p_5925368 and since 103019897 and 5925368 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103019897.

It is not a weakly prime, because it can be changed into another prime (103019867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51509948 + 51509949.

It is an arithmetic number, because the mean of its divisors is an integer number (51509949).

Almost surely, 2^103019897 is an apocalyptic number.

It is an amenable number.

103019897 is a deficient number, since it is larger than the sum of its proper divisors (1).

103019897 is an equidigital number, since it uses as much as digits as its factorization.

103019897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 103019897 is about 10149.8717725891. The cubic root of 103019897 is about 468.7849966878.

The spelling of 103019897 in words is "one hundred three million, nineteen thousand, eight hundred ninety-seven".