1126441726015 has 4 divisors (see below), whose sum is σ = 1351730071224. Its totient is φ = 901153380808.

The previous prime is 1126441726013. The next prime is 1126441726021. The reversal of 1126441726015 is 5106271446211.

It is a happy number.

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 1126441726015 - 2¹ = 1126441726013 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 (1126441726013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112644172597 + ... + 112644172606.

It is an arithmetic number, because the mean of its divisors is an integer number (337932517806).

Almost surely, 2^{1126441726015} is an apocalyptic number.

1126441726015 is a deficient number, since it is larger than the sum of its proper divisors (225288345209).

1126441726015 is an equidigital number, since it uses as much as digits as its factorization.

1126441726015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225288345208.

The product of its (nonzero) digits is 80640, while the sum is 40.

The spelling of 1126441726015 in words is "one trillion, one hundred twenty-six billion, four hundred forty-one million, seven hundred twenty-six thousand, fifteen".