103153766488049 has 2 divisors, whose sum is σ = 103153766488050. Its totient is φ = 103153766488048.

The previous prime is 103153766487979. The next prime is 103153766488111. The reversal of 103153766488049 is 940884667351301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78083166715024 + 25070599773025 = 8836468^2 + 5007055^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103153766488049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (103153766488249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51576883244024 + 51576883244025.

It is an arithmetic number, because the mean of its divisors is an integer number (51576883244025).

Almost surely, 2^{103153766488049} is an apocalyptic number.

It is an amenable number.

103153766488049 is a deficient number, since it is larger than the sum of its proper divisors (1).

103153766488049 is an equidigital number, since it uses as much as digits as its factorization.

103153766488049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104509440, while the sum is 65.

The spelling of 103153766488049 in words is "one hundred three trillion, one hundred fifty-three billion, seven hundred sixty-six million, four hundred eighty-eight thousand, forty-nine".