353120143 has 4 divisors (see below), whose sum is σ = 353271448. Its totient is φ = 352968840.

The previous prime is 353120129. The next prime is 353120147. The reversal of 353120143 is 341021353.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 353120143 - 2¹³ = 353111951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353120147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72096 + ... + 76837.

It is an arithmetic number, because the mean of its divisors is an integer number (88317862).

Almost surely, 2^353120143 is an apocalyptic number.

353120143 is a deficient number, since it is larger than the sum of its proper divisors (151305).

353120143 is a wasteful number, since it uses less digits than its factorization.

353120143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151304.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 353120143 is about 18791.4912393881. The cubic root of 353120143 is about 706.8178313983.

Adding to 353120143 its reverse (341021353), we get a palindrome (694141496).

The spelling of 353120143 in words is "three hundred fifty-three million, one hundred twenty thousand, one hundred forty-three".