126401126117 has 8 divisors (see below), whose sum is σ = 144463706112. Its totient is φ = 108339865200.

The previous prime is 126401126113. The next prime is 126401126119. The reversal of 126401126117 is 711621104621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126401126117 - 2² = 126401126113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126401126113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115109 + ... + 515802.

It is an arithmetic number, because the mean of its divisors is an integer number (18057963264).

Almost surely, 2^126401126117 is an apocalyptic number.

It is an amenable number.

126401126117 is a deficient number, since it is larger than the sum of its proper divisors (18062579995).

126401126117 is an equidigital number, since it uses as much as digits as its factorization.

126401126117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659539.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 126401126117 in words is "one hundred twenty-six billion, four hundred one million, one hundred twenty-six thousand, one hundred seventeen".