134961810 has 32 divisors (see below), whose sum is σ = 342963072. Its totient is φ = 33872640.

The previous prime is 134961809. The next prime is 134961811. The reversal of 134961810 is 18169431.

134961810 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (134961809) and next prime (134961811).

It is a super-2 number, since 2×134961810² = 36429380316952200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134961811) 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 15 ways as a sum of consecutive naturals, for example, 131806 + ... + 132825.

It is an arithmetic number, because the mean of its divisors is an integer number (10717596).

Almost surely, 2^134961810 is an apocalyptic number.

134961810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134961810 is an abundant number, since it is smaller than the sum of its proper divisors (208001262).

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

134961810 is a wasteful number, since it uses less digits than its factorization.

134961810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264658.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 134961810 is about 11617.3064864451. The cubic root of 134961810 is about 512.9444061213.

The spelling of 134961810 in words is "one hundred thirty-four million, nine hundred sixty-one thousand, eight hundred ten".