433121397 has 8 divisors (see below), whose sum is σ = 607889760. Its totient is φ = 273550320.

The previous prime is 433121389. The next prime is 433121407. The reversal of 433121397 is 793121334.

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

It is not a de Polignac number, because 433121397 - 2³ = 433121389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433121357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3799254 + ... + 3799367.

It is an arithmetic number, because the mean of its divisors is an integer number (75986220).

Almost surely, 2^433121397 is an apocalyptic number.

It is an amenable number.

433121397 is a deficient number, since it is larger than the sum of its proper divisors (174768363).

433121397 is a wasteful number, since it uses less digits than its factorization.

433121397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7598643.

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

The square root of 433121397 is about 20811.5688260160. The cubic root of 433121397 is about 756.6061720306.

The spelling of 433121397 in words is "four hundred thirty-three million, one hundred twenty-one thousand, three hundred ninety-seven".