135423111141331 has 8 divisors (see below), whose sum is σ = 145867548770384. Its totient is φ = 124982569974240.

The previous prime is 135423111141317. The next prime is 135423111141341. The reversal of 135423111141331 is 133141111324531.

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 135423111141331 - 2¹⁷ = 135423111010259 is a prime.

It is a super-2 number, since 2×135423111141331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135423111141341) 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, 974043300 + ... + 974182321.

It is an arithmetic number, because the mean of its divisors is an integer number (18233443596298).

Almost surely, 2^{135423111141331} is an apocalyptic number.

135423111141331 is a deficient number, since it is larger than the sum of its proper divisors (10444437629053).

135423111141331 is a wasteful number, since it uses less digits than its factorization.

135423111141331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948230981.

The product of its digits is 12960, while the sum is 34.

Adding to 135423111141331 its reverse (133141111324531), we get a palindrome (268564222465862).

The spelling of 135423111141331 in words is "one hundred thirty-five trillion, four hundred twenty-three billion, one hundred eleven million, one hundred forty-one thousand, three hundred thirty-one".