1131342410123 has 16 divisors (see below), whose sum is σ = 1157139478656. Its totient is φ = 1105618375680.

The previous prime is 1131342410119. The next prime is 1131342410131. The reversal of 1131342410123 is 3210142431311.

It is a cyclic number.

It is not a de Polignac number, because 1131342410123 - 2² = 1131342410119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1131342410092 and 1131342410101.

It is not an unprimeable number, because it can be changed into a prime (1131342410173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139788665 + ... + 139796757.

It is an arithmetic number, because the mean of its divisors is an integer number (72321217416).

Almost surely, 2^{1131342410123} is an apocalyptic number.

1131342410123 is a deficient number, since it is larger than the sum of its proper divisors (25797068533).

1131342410123 is an equidigital number, since it uses as much as digits as its factorization.

1131342410123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12214.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 1131342410123 its reverse (3210142431311), we get a palindrome (4341484841434).

The spelling of 1131342410123 in words is "one trillion, one hundred thirty-one billion, three hundred forty-two million, four hundred ten thousand, one hundred twenty-three".