135233315145 has 12 divisors (see below), whose sum is σ = 234404412996. Its totient is φ = 72124434720.

The previous prime is 135233315143. The next prime is 135233315149. The reversal of 135233315145 is 541513332531.

135233315145 is a `hidden beast` number, since 13 + 523 + 3 + 31 + 51 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46781796681 + 88451518464 = 216291^2 + 297408^2 .

It is not a de Polignac number, because 135233315145 - 2¹ = 135233315143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135233315143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1502592346 + ... + 1502592435.

It is an arithmetic number, because the mean of its divisors is an integer number (19533701083).

Almost surely, 2^135233315145 is an apocalyptic number.

135233315145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135233315145 is a deficient number, since it is larger than the sum of its proper divisors (99171097851).

135233315145 is a wasteful number, since it uses less digits than its factorization.

135233315145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005184792 (or 3005184789 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

Adding to 135233315145 its reverse (541513332531), we get a palindrome (676746647676).

The spelling of 135233315145 in words is "one hundred thirty-five billion, two hundred thirty-three million, three hundred fifteen thousand, one hundred forty-five".