355000663 has 4 divisors (see below), whose sum is σ = 360820408. Its totient is φ = 349180920.

The previous prime is 355000661. The next prime is 355000691. The reversal of 355000663 is 366000553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366000553 = 19 ⋅19263187.

It is a cyclic number.

It is not a de Polignac number, because 355000663 - 2¹ = 355000661 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 (355000661) 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, 2909781 + ... + 2909902.

It is an arithmetic number, because the mean of its divisors is an integer number (90205102).

Almost surely, 2^355000663 is an apocalyptic number.

355000663 is a deficient number, since it is larger than the sum of its proper divisors (5819745).

355000663 is an equidigital number, since it uses as much as digits as its factorization.

355000663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5819744.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 355000663 is about 18841.4612756017. The cubic root of 355000663 is about 708.0703159067.

The spelling of 355000663 in words is "three hundred fifty-five million, six hundred sixty-three", and thus it is an aban number.