1126236021647 has 8 divisors (see below), whose sum is σ = 1234443965952. Its totient is φ = 1018998552600.

The previous prime is 1126236021637. The next prime is 1126236021671. The reversal of 1126236021647 is 7461206326211.

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

It is a cyclic number.

It is not a de Polignac number, because 1126236021647 - 2⁶ = 1126236021583 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 (1126236021637) 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, 242616383 + ... + 242621024.

It is an arithmetic number, because the mean of its divisors is an integer number (154305495744).

Almost surely, 2^{1126236021647} is an apocalyptic number.

1126236021647 is a deficient number, since it is larger than the sum of its proper divisors (108207944305).

1126236021647 is a wasteful number, since it uses less digits than its factorization.

1126236021647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485237629.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 1126236021647 in words is "one trillion, one hundred twenty-six billion, two hundred thirty-six million, twenty-one thousand, six hundred forty-seven".