135162461 has 8 divisors (see below), whose sum is σ = 163558080. Its totient is φ = 109038528.

The previous prime is 135162437. The next prime is 135162473. The reversal of 135162461 is 164261531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135162461 - 2²² = 130968157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135162481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567791 + ... + 568028.

It is an arithmetic number, because the mean of its divisors is an integer number (20444760).

Almost surely, 2^135162461 is an apocalyptic number.

It is an amenable number.

135162461 is a deficient number, since it is larger than the sum of its proper divisors (28395619).

135162461 is a wasteful number, since it uses less digits than its factorization.

135162461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135843.

The product of its digits is 4320, while the sum is 29.

The square root of 135162461 is about 11625.9391448605. The cubic root of 135162461 is about 513.1984825502.

The spelling of 135162461 in words is "one hundred thirty-five million, one hundred sixty-two thousand, four hundred sixty-one".