103305254491 has 2 divisors, whose sum is σ = 103305254492. Its totient is φ = 103305254490.

The previous prime is 103305254477. The next prime is 103305254513. The reversal of 103305254491 is 194452503301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103305254491 - 2⁹ = 103305253979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103305254491.

It is not a weakly prime, because it can be changed into another prime (103305254291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51652627245 + 51652627246.

It is an arithmetic number, because the mean of its divisors is an integer number (51652627246).

Almost surely, 2^103305254491 is an apocalyptic number.

103305254491 is a deficient number, since it is larger than the sum of its proper divisors (1).

103305254491 is an equidigital number, since it uses as much as digits as its factorization.

103305254491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 103305254491 its reverse (194452503301), we get a palindrome (297757757792).

The spelling of 103305254491 in words is "one hundred three billion, three hundred five million, two hundred fifty-four thousand, four hundred ninety-one".