135524404 has 6 divisors (see below), whose sum is σ = 237167714. Its totient is φ = 67762200.

The previous prime is 135524401. The next prime is 135524429. The reversal of 135524404 is 404425531.

It can be written as a sum of positive squares in only one way, i.e., 93896100 + 41628304 = 9690^2 + 6452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135524401) 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 as a sum of consecutive naturals, namely, 16940547 + ... + 16940554.

Almost surely, 2^135524404 is an apocalyptic number.

It is an amenable number.

135524404 is a deficient number, since it is larger than the sum of its proper divisors (101643310).

135524404 is a wasteful number, since it uses less digits than its factorization.

135524404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33881105 (or 33881103 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 135524404 is about 11641.4949211860. The cubic root of 135524404 is about 513.6561615087.

Adding to 135524404 its reverse (404425531), we get a palindrome (539949935).

It can be divided in two parts, 13552 and 4404, that added together give a square (17956 = 134²).

The spelling of 135524404 in words is "one hundred thirty-five million, five hundred twenty-four thousand, four hundred four".