135780532 has 6 divisors (see below), whose sum is σ = 237615938. Its totient is φ = 67890264.

The previous prime is 135780497. The next prime is 135780551. The reversal of 135780532 is 235087531.

It can be written as a sum of positive squares in only one way, i.e., 134467216 + 1313316 = 11596^2 + 1146^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16972563 + ... + 16972570.

Almost surely, 2^135780532 is an apocalyptic number.

It is an amenable number.

135780532 is a deficient number, since it is larger than the sum of its proper divisors (101835406).

135780532 is a wasteful number, since it uses less digits than its factorization.

135780532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33945137 (or 33945135 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 135780532 is about 11652.4903775974. The cubic root of 135780532 is about 513.9795446749.

The spelling of 135780532 in words is "one hundred thirty-five million, seven hundred eighty thousand, five hundred thirty-two".