103263426449 has 2 divisors, whose sum is σ = 103263426450. Its totient is φ = 103263426448.

The previous prime is 103263426389. The next prime is 103263426473. The reversal of 103263426449 is 944624362301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82465460224 + 20797966225 = 287168^2 + 144215^2 .

It is a cyclic number.

It is not a de Polignac number, because 103263426449 - 2²⁸ = 102994990993 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 (103263326449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51631713224 + 51631713225.

It is an arithmetic number, because the mean of its divisors is an integer number (51631713225).

Almost surely, 2^103263426449 is an apocalyptic number.

It is an amenable number.

103263426449 is a deficient number, since it is larger than the sum of its proper divisors (1).

103263426449 is an equidigital number, since it uses as much as digits as its factorization.

103263426449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 103263426449 in words is "one hundred three billion, two hundred sixty-three million, four hundred twenty-six thousand, four hundred forty-nine".