135210537 has 96 divisors (see below), whose sum is σ = 269568000. Its totient is φ = 63106560.

The previous prime is 135210461. The next prime is 135210541. The reversal of 135210537 is 735012531.

It is not a de Polignac number, because 135210537 - 2⁷ = 135210409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135210537.

It is not an unprimeable number, because it can be changed into a prime (135210547) 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 95 ways as a sum of consecutive naturals, for example, 270714 + ... + 271212.

It is an arithmetic number, because the mean of its divisors is an integer number (2808000).

Almost surely, 2^135210537 is an apocalyptic number.

135210537 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

135210537 is a deficient number, since it is larger than the sum of its proper divisors (134357463).

135210537 is a wasteful number, since it uses less digits than its factorization.

135210537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 135210537 is about 11628.0065789455. The cubic root of 135210537 is about 513.2593219415.

The spelling of 135210537 in words is "one hundred thirty-five million, two hundred ten thousand, five hundred thirty-seven".