135555634 has 8 divisors (see below), whose sum is σ = 204222060. Its totient is φ = 67481616.

The previous prime is 135555631. The next prime is 135555647. The reversal of 135555634 is 436555531.

It can be written as a sum of positive squares in 2 ways, for example, as 96530625 + 39025009 = 9825^2 + 6247^2 .

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 = 135555593 and 135555602.

It is not an unprimeable number, because it can be changed into a prime (135555631) 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, 147529 + ... + 148444.

Almost surely, 2^135555634 is an apocalyptic number.

135555634 is a deficient number, since it is larger than the sum of its proper divisors (68666426).

135555634 is a wasteful number, since it uses less digits than its factorization.

135555634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296204.

The product of its digits is 135000, while the sum is 37.

The square root of 135555634 is about 11642.8361665017. The cubic root of 135555634 is about 513.6956138125.

The spelling of 135555634 in words is "one hundred thirty-five million, five hundred fifty-five thousand, six hundred thirty-four".