126314036081 has 2 divisors, whose sum is σ = 126314036082. Its totient is φ = 126314036080.

The previous prime is 126314035979. The next prime is 126314036111. The reversal of 126314036081 is 180630413621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106792357681 + 19521678400 = 326791^2 + 139720^2 .

It is a cyclic number.

It is not a de Polignac number, because 126314036081 - 2²⁶ = 126246927217 is a prime.

It is a super-2 number, since 2×126314036081² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126314036281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63157018040 + 63157018041.

It is an arithmetic number, because the mean of its divisors is an integer number (63157018041).

Almost surely, 2^126314036081 is an apocalyptic number.

It is an amenable number.

126314036081 is a deficient number, since it is larger than the sum of its proper divisors (1).

126314036081 is an equidigital number, since it uses as much as digits as its factorization.

126314036081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 126314036081 in words is "one hundred twenty-six billion, three hundred fourteen million, thirty-six thousand, eighty-one".