133914708 has 60 divisors (see below), whose sum is σ = 353771572. Its totient is φ = 44167680.

The previous prime is 133914707. The next prime is 133914713. The reversal of 133914708 is 807419331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 101969604 + 31945104 = 10098^2 + 5652^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133914707) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29298 + ... + 33558.

Almost surely, 2^133914708 is an apocalyptic number.

133914708 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133914708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176885786).

133914708 is an abundant number, since it is smaller than the sum of its proper divisors (219856864).

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

133914708 is a wasteful number, since it uses less digits than its factorization.

133914708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4374 (or 4363 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 133914708 is about 11572.1522630840. The cubic root of 133914708 is about 511.6143998125.

The spelling of 133914708 in words is "one hundred thirty-three million, nine hundred fourteen thousand, seven hundred eight".