135418982 has 32 divisors (see below), whose sum is σ = 213754464. Its totient is φ = 64288000.

The previous prime is 135418981. The next prime is 135418999. The reversal of 135418982 is 289814531.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135418981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 687308 + ... + 687504.

It is an arithmetic number, because the mean of its divisors is an integer number (6679827).

Almost surely, 2^135418982 is an apocalyptic number.

135418982 is a deficient number, since it is larger than the sum of its proper divisors (78335482).

135418982 is a wasteful number, since it uses less digits than its factorization.

135418982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424.

The product of its digits is 69120, while the sum is 41.

The square root of 135418982 is about 11636.9661853939. The cubic root of 135418982 is about 513.5229389911.

The spelling of 135418982 in words is "one hundred thirty-five million, four hundred eighteen thousand, nine hundred eighty-two".