126111121259 has 2 divisors, whose sum is σ = 126111121260. Its totient is φ = 126111121258.

The previous prime is 126111121211. The next prime is 126111121289. The reversal of 126111121259 is 952121111621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126111121259 - 2¹² = 126111117163 is a prime.

It is a super-3 number, since 3×126111121259³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (126111121289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63055560629 + 63055560630.

It is an arithmetic number, because the mean of its divisors is an integer number (63055560630).

Almost surely, 2^126111121259 is an apocalyptic number.

126111121259 is a deficient number, since it is larger than the sum of its proper divisors (1).

126111121259 is an equidigital number, since it uses as much as digits as its factorization.

126111121259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 32.

The spelling of 126111121259 in words is "one hundred twenty-six billion, one hundred eleven million, one hundred twenty-one thousand, two hundred fifty-nine".