126531200239 has 2 divisors, whose sum is σ = 126531200240. Its totient is φ = 126531200238.

The previous prime is 126531200219. The next prime is 126531200267. The reversal of 126531200239 is 932002135621.

It is a weak prime.

It is an emirp because it is prime and its reverse (932002135621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126531200239 - 2⁷ = 126531200111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126531200219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63265600119 + 63265600120.

It is an arithmetic number, because the mean of its divisors is an integer number (63265600120).

Almost surely, 2^126531200239 is an apocalyptic number.

126531200239 is a deficient number, since it is larger than the sum of its proper divisors (1).

126531200239 is an equidigital number, since it uses as much as digits as its factorization.

126531200239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 126531200239 in words is "one hundred twenty-six billion, five hundred thirty-one million, two hundred thousand, two hundred thirty-nine".