1131111012353 has 4 divisors (see below), whose sum is σ = 1292698299840. Its totient is φ = 969523724868.

The previous prime is 1131111012347. The next prime is 1131111012397. The reversal of 1131111012353 is 3532101111311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1131111012353 - 2²⁶ = 1131043903489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131111012323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80793643733 + ... + 80793643746.

It is an arithmetic number, because the mean of its divisors is an integer number (323174574960).

Almost surely, 2^{1131111012353} is an apocalyptic number.

It is an amenable number.

1131111012353 is a deficient number, since it is larger than the sum of its proper divisors (161587287487).

1131111012353 is an equidigital number, since it uses as much as digits as its factorization.

1131111012353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161587287486.

The product of its (nonzero) digits is 270, while the sum is 23.

Adding to 1131111012353 its reverse (3532101111311), we get a palindrome (4663212123664).

The spelling of 1131111012353 in words is "one trillion, one hundred thirty-one billion, one hundred eleven million, twelve thousand, three hundred fifty-three".