133910 has 16 divisors (see below), whose sum is σ = 275616. Its totient is φ = 45888.

The previous prime is 133877. The next prime is 133919. The reversal of 133910 is 19331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133919) by changing a digit.

133910 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887 + ... + 1026.

It is an arithmetic number, because the mean of its divisors is an integer number (17226).

2¹³³⁹¹⁰ is an apocalyptic number.

133910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133910 is an abundant number, since it is smaller than the sum of its proper divisors (141706).

It is a weird number, because it is abundant, but not a pseudoperfect number.

133910 is a wasteful number, since it uses less digits than its factorization.

133910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 133910 is about 365.9371530741. The cubic root of 133910 is about 51.1608404183.

The spelling of 133910 in words is "one hundred thirty-three thousand, nine hundred ten".