135132152 has 8 divisors (see below), whose sum is σ = 253372800. Its totient is φ = 67566072.

The previous prime is 135132149. The next prime is 135132157. The reversal of 135132152 is 251231531.

It is a happy number.

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

It is a super-2 number, since 2×135132152² = 36521397008302208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135132157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8445752 + ... + 8445767.

It is an arithmetic number, because the mean of its divisors is an integer number (31671600).

Almost surely, 2^135132152 is an apocalyptic number.

It is an amenable number.

135132152 is a deficient number, since it is larger than the sum of its proper divisors (118240648).

135132152 is a wasteful number, since it uses less digits than its factorization.

135132152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16891525 (or 16891521 counting only the distinct ones).

The product of its digits is 900, while the sum is 23.

The square root of 135132152 is about 11624.6355641801. The cubic root of 135132152 is about 513.1601195918.

Adding to 135132152 its reverse (251231531), we get a palindrome (386363683).

The spelling of 135132152 in words is "one hundred thirty-five million, one hundred thirty-two thousand, one hundred fifty-two".