126531200267 has 2 divisors, whose sum is σ = 126531200268. Its totient is φ = 126531200266.

The previous prime is 126531200239. The next prime is 126531200291. The reversal of 126531200267 is 762002135621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126531200267 - 2⁶ = 126531200203 is a prime.

It is not a weakly prime, because it can be changed into another prime (126531200297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63265600133 + 63265600134.

It is an arithmetic number, because the mean of its divisors is an integer number (63265600134).

Almost surely, 2^126531200267 is an apocalyptic number.

126531200267 is a deficient number, since it is larger than the sum of its proper divisors (1).

126531200267 is an equidigital number, since it uses as much as digits as its factorization.

126531200267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 126531200267 its reverse (762002135621), we get a palindrome (888533335888).

The spelling of 126531200267 in words is "one hundred twenty-six billion, five hundred thirty-one million, two hundred thousand, two hundred sixty-seven".