355040013 has 4 divisors (see below), whose sum is σ = 473386688. Its totient is φ = 236693340.

The previous prime is 355040003. The next prime is 355040047. The reversal of 355040013 is 310040553.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 355040013 - 2⁵ = 355039981 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 (355040003) 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, 59173333 + ... + 59173338.

It is an arithmetic number, because the mean of its divisors is an integer number (118346672).

Almost surely, 2^355040013 is an apocalyptic number.

It is an amenable number.

355040013 is a deficient number, since it is larger than the sum of its proper divisors (118346675).

355040013 is a wasteful number, since it uses less digits than its factorization.

355040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118346674.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 355040013 is about 18842.5054862669. The cubic root of 355040013 is about 708.0964769259.

Adding to 355040013 its reverse (310040553), we get a palindrome (665080566).

The spelling of 355040013 in words is "three hundred fifty-five million, forty thousand, thirteen".