133139374 has 8 divisors (see below), whose sum is σ = 199808928. Its totient is φ = 66536400.

The previous prime is 133139353. The next prime is 133139381. The reversal of 133139374 is 473931331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×133139374² = 35452185818223752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11302 + ... + 19849.

It is an arithmetic number, because the mean of its divisors is an integer number (24976116).

Almost surely, 2^133139374 is an apocalyptic number.

133139374 is a deficient number, since it is larger than the sum of its proper divisors (66669554).

133139374 is a wasteful number, since it uses less digits than its factorization.

133139374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33290.

The product of its digits is 20412, while the sum is 34.

The square root of 133139374 is about 11538.6036416891. The cubic root of 133139374 is about 510.6251132678.

The spelling of 133139374 in words is "one hundred thirty-three million, one hundred thirty-nine thousand, three hundred seventy-four".