135425241 has 12 divisors (see below), whose sum is σ = 223559232. Its totient is φ = 77385816.

The previous prime is 135425231. The next prime is 135425263. The reversal of 135425241 is 142524531.

135425241 is a `hidden beast` number, since 135 + 4 + 2 + 524 + 1 = 666.

It is not a de Polignac number, because 135425241 - 2⁵ = 135425209 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135425221) 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, 1074741 + ... + 1074866.

It is an arithmetic number, because the mean of its divisors is an integer number (18629936).

Almost surely, 2^135425241 is an apocalyptic number.

It is an amenable number.

135425241 is a deficient number, since it is larger than the sum of its proper divisors (88133991).

135425241 is a wasteful number, since it uses less digits than its factorization.

135425241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149620 (or 2149617 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 135425241 is about 11637.2351097673. The cubic root of 135425241 is about 513.5308504634.

Adding to 135425241 its reverse (142524531), we get a palindrome (277949772).

The spelling of 135425241 in words is "one hundred thirty-five million, four hundred twenty-five thousand, two hundred forty-one".