1131823763 has 8 divisors (see below), whose sum is σ = 1302819840. Its totient is φ = 963154440.

The previous prime is 1131823681. The next prime is 1131823783. The reversal of 1131823763 is 3673281311.

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 1131823763 - 2¹⁸ = 1131561619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131823783) 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, 580643 + ... + 582588.

It is an arithmetic number, because the mean of its divisors is an integer number (162852480).

Almost surely, 2^1131823763 is an apocalyptic number.

1131823763 is a deficient number, since it is larger than the sum of its proper divisors (170996077).

1131823763 is a wasteful number, since it uses less digits than its factorization.

1131823763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163377.

The product of its digits is 18144, while the sum is 35.

The square root of 1131823763 is about 33642.5885300165. The cubic root of 1131823763 is about 1042.1404888782.

The spelling of 1131823763 in words is "one billion, one hundred thirty-one million, eight hundred twenty-three thousand, seven hundred sixty-three".