135546842 has 8 divisors (see below), whose sum is σ = 203451156. Its totient is φ = 67729792.

The previous prime is 135546839. The next prime is 135546847. The reversal of 135546842 is 248645531.

It can be written as a sum of positive squares in 2 ways, for example, as 132687361 + 2859481 = 11519^2 + 1691^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 135546796 and 135546805.

It is not an unprimeable number, because it can be changed into a prime (135546847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17783 + ... + 24234.

Almost surely, 2^135546842 is an apocalyptic number.

135546842 is a deficient number, since it is larger than the sum of its proper divisors (67904314).

135546842 is a wasteful number, since it uses less digits than its factorization.

135546842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43632.

The product of its digits is 115200, while the sum is 38.

The square root of 135546842 is about 11642.4585891469. The cubic root of 135546842 is about 513.6845076481.

The spelling of 135546842 in words is "one hundred thirty-five million, five hundred forty-six thousand, eight hundred forty-two".