355845013 has 4 divisors (see below), whose sum is σ = 355914988. Its totient is φ = 355775040.

The previous prime is 355845011. The next prime is 355845041. The reversal of 355845013 is 310548553.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29789764 + 326055249 = 5458^2 + 18057^2 .

It is a cyclic number.

It is not a de Polignac number, because 355845013 - 2¹ = 355845011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 355845013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355845011) 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, 26706 + ... + 37747.

It is an arithmetic number, because the mean of its divisors is an integer number (88978747).

Almost surely, 2^355845013 is an apocalyptic number.

It is an amenable number.

355845013 is a deficient number, since it is larger than the sum of its proper divisors (69975).

355845013 is an equidigital number, since it uses as much as digits as its factorization.

355845013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69974.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 355845013 is about 18863.8546697116. The cubic root of 355845013 is about 708.6312404972.

The spelling of 355845013 in words is "three hundred fifty-five million, eight hundred forty-five thousand, thirteen".