135620115 has 8 divisors (see below), whose sum is σ = 216992208. Its totient is φ = 72330720.

The previous prime is 135620113. The next prime is 135620117. The reversal of 135620115 is 511026531.

It is an interprime number because it is at equal distance from previous prime (135620113) and next prime (135620117).

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

It is not a de Polignac number, because 135620115 - 2¹ = 135620113 is a prime.

It is a super-2 number, since 2×135620115² = 36785631185226450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135620113) 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 7 ways as a sum of consecutive naturals, for example, 4520656 + ... + 4520685.

It is an arithmetic number, because the mean of its divisors is an integer number (27124026).

Almost surely, 2^135620115 is an apocalyptic number.

135620115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135620115 is a deficient number, since it is larger than the sum of its proper divisors (81372093).

135620115 is an equidigital number, since it uses as much as digits as its factorization.

135620115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9041349.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 135620115 is about 11645.6049649643. The cubic root of 135620115 is about 513.7770523462. Note that the first 3 decimals are identical.

Adding to 135620115 its reverse (511026531), we get a palindrome (646646646).

The spelling of 135620115 in words is "one hundred thirty-five million, six hundred twenty thousand, one hundred fifteen".