123411233135 has 4 divisors (see below), whose sum is σ = 148093479768. Its totient is φ = 98728986504.

The previous prime is 123411233119. The next prime is 123411233173. The reversal of 123411233135 is 531332114321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 123411233135 - 2⁴ = 123411233119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123411233098 and 123411233107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12341123309 + ... + 12341123318.

It is an arithmetic number, because the mean of its divisors is an integer number (37023369942).

Almost surely, 2^123411233135 is an apocalyptic number.

123411233135 is a deficient number, since it is larger than the sum of its proper divisors (24682246633).

123411233135 is an equidigital number, since it uses as much as digits as its factorization.

123411233135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24682246632.

The product of its digits is 6480, while the sum is 29.

Adding to 123411233135 its reverse (531332114321), we get a palindrome (654743347456).

The spelling of 123411233135 in words is "one hundred twenty-three billion, four hundred eleven million, two hundred thirty-three thousand, one hundred thirty-five".