135145704361 has 2 divisors, whose sum is σ = 135145704362. Its totient is φ = 135145704360.

The previous prime is 135145704359. The next prime is 135145704367. The reversal of 135145704361 is 163407541531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100895169600 + 34250534761 = 317640^2 + 185069^2 .

It is a cyclic number.

It is not a de Polignac number, because 135145704361 - 2¹ = 135145704359 is a prime.

It is a super-2 number, since 2×135145704361² (a number of 23 digits) contains 22 as substring.

Together with 135145704359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (135145704367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67572852180 + 67572852181.

It is an arithmetic number, because the mean of its divisors is an integer number (67572852181).

Almost surely, 2^135145704361 is an apocalyptic number.

It is an amenable number.

135145704361 is a deficient number, since it is larger than the sum of its proper divisors (1).

135145704361 is an equidigital number, since it uses as much as digits as its factorization.

135145704361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 135145704361 in words is "one hundred thirty-five billion, one hundred forty-five million, seven hundred four thousand, three hundred sixty-one".