133040254 has 8 divisors (see below), whose sum is σ = 199667160. Its totient is φ = 66484536.

The previous prime is 133040227. The next prime is 133040279. The reversal of 133040254 is 452040331.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12849 + ... + 20764.

It is an arithmetic number, because the mean of its divisors is an integer number (24958395).

Almost surely, 2^133040254 is an apocalyptic number.

133040254 is a deficient number, since it is larger than the sum of its proper divisors (66626906).

133040254 is a wasteful number, since it uses less digits than its factorization.

133040254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35594.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 133040254 is about 11534.3076948727. The cubic root of 133040254 is about 510.4983645705.

Adding to 133040254 its reverse (452040331), we get a palindrome (585080585).

The spelling of 133040254 in words is "one hundred thirty-three million, forty thousand, two hundred fifty-four".