135198864 has 30 divisors (see below), whose sum is σ = 378369446. Its totient is φ = 45066240.

The previous prime is 135198859. The next prime is 135198893. The reversal of 135198864 is 468891531.

It can be written as a sum of positive squares in only one way, i.e., 116640000 + 18558864 = 10800^2 + 4308^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 469297 + ... + 469584.

Almost surely, 2^135198864 is an apocalyptic number.

It is an amenable number.

135198864 is an abundant number, since it is smaller than the sum of its proper divisors (243170582).

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

135198864 is a wasteful number, since it uses less digits than its factorization.

135198864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938895 (or 938886 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 135198864 is about 11627.5046334112. The cubic root of 135198864 is about 513.2445512769.

The spelling of 135198864 in words is "one hundred thirty-five million, one hundred ninety-eight thousand, eight hundred sixty-four".