354666143 has 8 divisors (see below), whose sum is σ = 395119200. Its totient is φ = 316094688.

The previous prime is 354666131. The next prime is 354666149. The reversal of 354666143 is 341666453.

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

It is not a de Polignac number, because 354666143 - 2⁸ = 354665887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 354666097 and 354666106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354666149) 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, 470003 + ... + 470756.

It is an arithmetic number, because the mean of its divisors is an integer number (49389900).

Almost surely, 2^354666143 is an apocalyptic number.

354666143 is a deficient number, since it is larger than the sum of its proper divisors (40453057).

354666143 is a wasteful number, since it uses less digits than its factorization.

354666143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940801.

The product of its digits is 155520, while the sum is 38.

The square root of 354666143 is about 18832.5819525630. The cubic root of 354666143 is about 707.8478392136.

The spelling of 354666143 in words is "three hundred fifty-four million, six hundred sixty-six thousand, one hundred forty-three".