135254537 has 4 divisors (see below), whose sum is σ = 147550416. Its totient is φ = 122958660.

The previous prime is 135254489. The next prime is 135254551. The reversal of 135254537 is 735452531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 135254537 - 2⁸ = 135254281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135254497 and 135254506.

It is not an unprimeable number, because it can be changed into a prime (135254837) 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 3 ways as a sum of consecutive naturals, for example, 6147923 + ... + 6147944.

It is an arithmetic number, because the mean of its divisors is an integer number (36887604).

Almost surely, 2^135254537 is an apocalyptic number.

It is an amenable number.

135254537 is a deficient number, since it is larger than the sum of its proper divisors (12295879).

135254537 is a wasteful number, since it uses less digits than its factorization.

135254537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12295878.

The product of its digits is 63000, while the sum is 35.

The square root of 135254537 is about 11629.8984088426. The cubic root of 135254537 is about 513.3149905835.

The spelling of 135254537 in words is "one hundred thirty-five million, two hundred fifty-four thousand, five hundred thirty-seven".