1131223753 has 8 divisors (see below), whose sum is σ = 1238757696. Its totient is φ = 1024472400.

The previous prime is 1131223727. The next prime is 1131223763. The reversal of 1131223753 is 3573221311.

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 1131223753 - 2⁵ = 1131223721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131223763) 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, 192618 + ... + 198403.

It is an arithmetic number, because the mean of its divisors is an integer number (154844712).

Almost surely, 2^1131223753 is an apocalyptic number.

It is an amenable number.

1131223753 is a deficient number, since it is larger than the sum of its proper divisors (107533943).

1131223753 is a wasteful number, since it uses less digits than its factorization.

1131223753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391295.

The product of its digits is 3780, while the sum is 28.

The square root of 1131223753 is about 33633.6699305919. The cubic root of 1131223753 is about 1041.9563008262.

The spelling of 1131223753 in words is "one billion, one hundred thirty-one million, two hundred twenty-three thousand, seven hundred fifty-three".