1129826804563 has 8 divisors (see below), whose sum is σ = 1148993092800. Its totient is φ = 1110661072488.

The previous prime is 1129826804551. The next prime is 1129826804591. The reversal of 1129826804563 is 3654086289211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1129826804563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1129826804593) 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, 7346268 + ... + 7498486.

It is an arithmetic number, because the mean of its divisors is an integer number (143624136600).

Almost surely, 2^{1129826804563} is an apocalyptic number.

1129826804563 is a deficient number, since it is larger than the sum of its proper divisors (19166288237).

1129826804563 is a wasteful number, since it uses less digits than its factorization.

1129826804563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278081.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 1129826804563 in words is "one trillion, one hundred twenty-nine billion, eight hundred twenty-six million, eight hundred four thousand, five hundred sixty-three".