126348442553 has 2 divisors, whose sum is σ = 126348442554. Its totient is φ = 126348442552.

The previous prime is 126348442501. The next prime is 126348442567. The reversal of 126348442553 is 355244843621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125675922064 + 672520489 = 354508^2 + 25933^2 .

It is a cyclic number.

It is not a de Polignac number, because 126348442553 - 2¹⁰ = 126348441529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126348442498 and 126348442507.

It is not a weakly prime, because it can be changed into another prime (126348441553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63174221276 + 63174221277.

It is an arithmetic number, because the mean of its divisors is an integer number (63174221277).

Almost surely, 2^126348442553 is an apocalyptic number.

It is an amenable number.

126348442553 is a deficient number, since it is larger than the sum of its proper divisors (1).

126348442553 is an equidigital number, since it uses as much as digits as its factorization.

126348442553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2764800, while the sum is 47.

The spelling of 126348442553 in words is "one hundred twenty-six billion, three hundred forty-eight million, four hundred forty-two thousand, five hundred fifty-three".