135499849 has 8 divisors (see below), whose sum is σ = 144970880. Its totient is φ = 126262800.

The previous prime is 135499829. The next prime is 135499867. The reversal of 135499849 is 948994531.

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

It is a cyclic number.

It is not a de Polignac number, because 135499849 - 2⁵ = 135499817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135499796 and 135499805.

It is not an unprimeable number, because it can be changed into a prime (135499829) 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, 57297 + ... + 59614.

It is an arithmetic number, because the mean of its divisors is an integer number (18121360).

Almost surely, 2^135499849 is an apocalyptic number.

135499849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

135499849 is a deficient number, since it is larger than the sum of its proper divisors (9471031).

135499849 is a wasteful number, since it uses less digits than its factorization.

135499849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116991.

The product of its digits is 1399680, while the sum is 52.

The square root of 135499849 is about 11640.4402408156. The cubic root of 135499849 is about 513.6251373573.

The spelling of 135499849 in words is "one hundred thirty-five million, four hundred ninety-nine thousand, eight hundred forty-nine".