135546919 has 8 divisors (see below), whose sum is σ = 138781440. Its totient is φ = 132327096.

The previous prime is 135546907. The next prime is 135546923. The reversal of 135546919 is 919645531.

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 135546919 - 2⁷ = 135546791 is a prime.

It is a super-2 number, since 2×135546919² = 36745934500785122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135546959) 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, 16252 + ... + 23134.

It is an arithmetic number, because the mean of its divisors is an integer number (17347680).

Almost surely, 2^135546919 is an apocalyptic number.

135546919 is a deficient number, since it is larger than the sum of its proper divisors (3234521).

135546919 is an equidigital number, since it uses as much as digits as its factorization.

135546919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349.

The product of its digits is 145800, while the sum is 43.

The square root of 135546919 is about 11642.4618960081. The cubic root of 135546919 is about 513.6846049175.

The spelling of 135546919 in words is "one hundred thirty-five million, five hundred forty-six thousand, nine hundred nineteen".