135326061 has 12 divisors (see below), whose sum is σ = 210507388. Its totient is φ = 83277504.

The previous prime is 135326053. The next prime is 135326063. The reversal of 135326061 is 160623531.

135326061 is a `hidden beast` number, since 1 + 3 + 53 + 2 + 606 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24950025 + 110376036 = 4995^2 + 10506^2 .

It is not a de Polignac number, because 135326061 - 2³ = 135326053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135326063) 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, 578200 + ... + 578433.

Almost surely, 2^135326061 is an apocalyptic number.

It is an amenable number.

135326061 is a deficient number, since it is larger than the sum of its proper divisors (75181327).

135326061 is a wasteful number, since it uses less digits than its factorization.

135326061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156652 (or 1156649 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 135326061 is about 11632.9730077913. The cubic root of 135326061 is about 513.4054567334.

Adding to 135326061 its reverse (160623531), we get a palindrome (295949592).

The spelling of 135326061 in words is "one hundred thirty-five million, three hundred twenty-six thousand, sixty-one".