135152537 has 8 divisors (see below), whose sum is σ = 145938240. Its totient is φ = 124422480.

The previous prime is 135152497. The next prime is 135152561. The reversal of 135152537 is 735251531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-135152537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135152837) 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 in 7 ways as a sum of consecutive naturals, for example, 8789 + ... + 18642.

It is an arithmetic number, because the mean of its divisors is an integer number (18242280).

Almost surely, 2^135152537 is an apocalyptic number.

It is an amenable number.

135152537 is a deficient number, since it is larger than the sum of its proper divisors (10785703).

135152537 is a wasteful number, since it uses less digits than its factorization.

135152537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27823.

The product of its digits is 15750, while the sum is 32.

The square root of 135152537 is about 11625.5123327963. The cubic root of 135152537 is about 513.1859220943.

The spelling of 135152537 in words is "one hundred thirty-five million, one hundred fifty-two thousand, five hundred thirty-seven".