126375444011 has 4 divisors (see below), whose sum is σ = 126377932224. Its totient is φ = 126372955800.

The previous prime is 126375443977. The next prime is 126375444163. The reversal of 126375444011 is 110444573621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 126375444011 - 2⁶ = 126375443947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126375404011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166300 + ... + 1270041.

It is an arithmetic number, because the mean of its divisors is an integer number (31594483056).

Almost surely, 2^126375444011 is an apocalyptic number.

126375444011 is a deficient number, since it is larger than the sum of its proper divisors (2488213).

126375444011 is an equidigital number, since it uses as much as digits as its factorization.

126375444011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488212.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 126375444011 in words is "one hundred twenty-six billion, three hundred seventy-five million, four hundred forty-four thousand, eleven".