126401411 has 2 divisors, whose sum is σ = 126401412. Its totient is φ = 126401410.

The previous prime is 126401393. The next prime is 126401419. The reversal of 126401411 is 114104621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126401411 - 2¹⁸ = 126139267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126401419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63200705 + 63200706.

It is an arithmetic number, because the mean of its divisors is an integer number (63200706).

Almost surely, 2^126401411 is an apocalyptic number.

126401411 is a deficient number, since it is larger than the sum of its proper divisors (1).

126401411 is an equidigital number, since it uses as much as digits as its factorization.

126401411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 126401411 is about 11242.8382092779. The cubic root of 126401411 is about 501.8616082275.

The spelling of 126401411 in words is "one hundred twenty-six million, four hundred one thousand, four hundred eleven".