135044658 has 40 divisors (see below), whose sum is σ = 345831552. Its totient is φ = 38583864.

The previous prime is 135044653. The next prime is 135044659. The reversal of 135044658 is 856440531.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135044653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58410 + ... + 60677.

Almost surely, 2^135044658 is an apocalyptic number.

135044658 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

135044658 is an abundant number, since it is smaller than the sum of its proper divisors (210786894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135044658 is a wasteful number, since it uses less digits than its factorization.

135044658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119108 (or 119099 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 135044658 is about 11620.8716540542. The cubic root of 135044658 is about 513.0493437711.

The spelling of 135044658 in words is "one hundred thirty-five million, forty-four thousand, six hundred fifty-eight".