133723914 has 32 divisors (see below), whose sum is σ = 270539136. Its totient is φ = 44063040.

The previous prime is 133723907. The next prime is 133723927. The reversal of 133723914 is 419327331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317424 + ... + 317844.

It is an arithmetic number, because the mean of its divisors is an integer number (8454348).

Almost surely, 2^133723914 is an apocalyptic number.

133723914 is an abundant number, since it is smaller than the sum of its proper divisors (136815222).

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

133723914 is a wasteful number, since it uses less digits than its factorization.

133723914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910.

The product of its digits is 13608, while the sum is 33.

The square root of 133723914 is about 11563.9056550977. The cubic root of 133723914 is about 511.3713113727.

The spelling of 133723914 in words is "one hundred thirty-three million, seven hundred twenty-three thousand, nine hundred fourteen".