135411915 has 8 divisors (see below), whose sum is σ = 216659088. Its totient is φ = 72219680.

The previous prime is 135411907. The next prime is 135411923. The reversal of 135411915 is 519114531.

It is an interprime number because it is at equal distance from previous prime (135411907) and next prime (135411923).

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

It is not a de Polignac number, because 135411915 - 2³ = 135411907 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4513716 + ... + 4513745.

It is an arithmetic number, because the mean of its divisors is an integer number (27082386).

Almost surely, 2^135411915 is an apocalyptic number.

135411915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135411915 is a deficient number, since it is larger than the sum of its proper divisors (81247173).

135411915 is an equidigital number, since it uses as much as digits as its factorization.

135411915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9027469.

The product of its digits is 2700, while the sum is 30.

The square root of 135411915 is about 11636.6625369992. The cubic root of 135411915 is about 513.5140059014.

The spelling of 135411915 in words is "one hundred thirty-five million, four hundred eleven thousand, nine hundred fifteen".