134969140 has 24 divisors (see below), whose sum is σ = 286191360. Its totient is φ = 53462688.

The previous prime is 134969113. The next prime is 134969143. The reversal of 134969140 is 41969431.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 134969140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134969143) 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 7 ways as a sum of consecutive naturals, for example, 30700 + ... + 34819.

It is an arithmetic number, because the mean of its divisors is an integer number (11924640).

Almost surely, 2^134969140 is an apocalyptic number.

134969140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134969140 is an abundant number, since it is smaller than the sum of its proper divisors (151222220).

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

134969140 is a wasteful number, since it uses less digits than its factorization.

134969140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65631 (or 65629 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 134969140 is about 11617.6219597644. The cubic root of 134969140 is about 512.9536922407.

The spelling of 134969140 in words is "one hundred thirty-four million, nine hundred sixty-nine thousand, one hundred forty".