1131044636503 has 8 divisors (see below), whose sum is σ = 1180255557600. Its totient is φ = 1081836637728.

The previous prime is 1131044636471. The next prime is 1131044636551. The reversal of 1131044636503 is 3056364401311.

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 1131044636503 - 2⁵ = 1131044636471 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 (1131044636903) 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, 79453 + ... + 1506121.

It is an arithmetic number, because the mean of its divisors is an integer number (147531944700).

Almost surely, 2^{1131044636503} is an apocalyptic number.

1131044636503 is a deficient number, since it is larger than the sum of its proper divisors (49210921097).

1131044636503 is a wasteful number, since it uses less digits than its factorization.

1131044636503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461161.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 1131044636503 in words is "one trillion, one hundred thirty-one billion, forty-four million, six hundred thirty-six thousand, five hundred three".