136671315 has 48 divisors (see below), whose sum is σ = 242119584. Its totient is φ = 65781760.

The previous prime is 136671307. The next prime is 136671319. The reversal of 136671315 is 513176631.

It is a happy number.

It is not a de Polignac number, because 136671315 - 2³ = 136671307 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136671319) 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 47 ways as a sum of consecutive naturals, for example, 466309 + ... + 466601.

It is an arithmetic number, because the mean of its divisors is an integer number (5044158).

Almost surely, 2^136671315 is an apocalyptic number.

136671315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136671315 is a deficient number, since it is larger than the sum of its proper divisors (105448269).

136671315 is a wasteful number, since it uses less digits than its factorization.

136671315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 569 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 136671315 is about 11690.6507517760. The cubic root of 136671315 is about 515.1010767141.

The spelling of 136671315 in words is "one hundred thirty-six million, six hundred seventy-one thousand, three hundred fifteen".