135744964 has 6 divisors (see below), whose sum is σ = 237553694. Its totient is φ = 67872480.

The previous prime is 135744953. The next prime is 135744991. The reversal of 135744964 is 469447531.

It can be written as a sum of positive squares in only one way, i.e., 132710400 + 3034564 = 11520^2 + 1742^2 .

It is a super-2 number, since 2×135744964² = 36853390502722592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135744964.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16968117 + ... + 16968124.

Almost surely, 2^135744964 is an apocalyptic number.

It is an amenable number.

135744964 is a deficient number, since it is larger than the sum of its proper divisors (101808730).

135744964 is a wasteful number, since it uses less digits than its factorization.

135744964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33936245 (or 33936243 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The square root of 135744964 is about 11650.9640802811. The cubic root of 135744964 is about 513.9346614096.

The spelling of 135744964 in words is "one hundred thirty-five million, seven hundred forty-four thousand, nine hundred sixty-four".