135367539 has 8 divisors (see below), whose sum is σ = 180545232. Its totient is φ = 90217440.

The previous prime is 135367523. The next prime is 135367577. The reversal of 135367539 is 935763531.

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

It is not a de Polignac number, because 135367539 - 2⁴ = 135367523 is a prime.

It is a super-2 number, since 2×135367539² = 36648741229833042, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135367539.

It is not an unprimeable number, because it can be changed into a prime (135367339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11769 + ... + 20229.

It is an arithmetic number, because the mean of its divisors is an integer number (22568154).

Almost surely, 2^135367539 is an apocalyptic number.

135367539 is a deficient number, since it is larger than the sum of its proper divisors (45177693).

135367539 is an equidigital number, since it uses as much as digits as its factorization.

135367539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13797.

The product of its digits is 255150, while the sum is 42.

The square root of 135367539 is about 11634.7556484870. The cubic root of 135367539 is about 513.4579050105.

The spelling of 135367539 in words is "one hundred thirty-five million, three hundred sixty-seven thousand, five hundred thirty-nine".