136078965 has 96 divisors (see below), whose sum is σ = 276846336. Its totient is φ = 61102080.

The previous prime is 136078937. The next prime is 136078967. The reversal of 136078965 is 569870631.

It is a happy number.

It is not a de Polignac number, because 136078965 - 2¹⁹ = 135554677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 136078965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136078967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 866667 + ... + 866823.

It is an arithmetic number, because the mean of its divisors is an integer number (2883816).

Almost surely, 2^136078965 is an apocalyptic number.

136078965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136078965 is an abundant number, since it is smaller than the sum of its proper divisors (140767371).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136078965 is a wasteful number, since it uses less digits than its factorization.

136078965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 136078965 is about 11665.2888948367. The cubic root of 136078965 is about 514.3558288996.

The spelling of 136078965 in words is "one hundred thirty-six million, seventy-eight thousand, nine hundred sixty-five".