135164211331 has 2 divisors, whose sum is σ = 135164211332. Its totient is φ = 135164211330.

The previous prime is 135164211313. The next prime is 135164211373. The reversal of 135164211331 is 133112461531.

Together with previous prime (135164211313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135164211331 - 2³³ = 126574276739 is a prime.

It is a super-2 number, since 2×135164211331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135164211293 and 135164211302.

It is not a weakly prime, because it can be changed into another prime (135161211331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67582105665 + 67582105666.

It is an arithmetic number, because the mean of its divisors is an integer number (67582105666).

Almost surely, 2^135164211331 is an apocalyptic number.

135164211331 is a deficient number, since it is larger than the sum of its proper divisors (1).

135164211331 is an equidigital number, since it uses as much as digits as its factorization.

135164211331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

Adding to 135164211331 its reverse (133112461531), we get a palindrome (268276672862).

The spelling of 135164211331 in words is "one hundred thirty-five billion, one hundred sixty-four million, two hundred eleven thousand, three hundred thirty-one".