135247064 has 8 divisors (see below), whose sum is σ = 253588260. Its totient is φ = 67623528.

The previous prime is 135247051. The next prime is 135247081. The reversal of 135247064 is 460742531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 135247064.

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, 8452934 + ... + 8452949.

Almost surely, 2^135247064 is an apocalyptic number.

It is an amenable number.

135247064 is a deficient number, since it is larger than the sum of its proper divisors (118341196).

135247064 is a wasteful number, since it uses less digits than its factorization.

135247064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16905889 (or 16905885 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 135247064 is about 11629.5771204288. The cubic root of 135247064 is about 513.3055366219.

Adding to 135247064 its reverse (460742531), we get a palindrome (595989595).

The spelling of 135247064 in words is "one hundred thirty-five million, two hundred forty-seven thousand, sixty-four".