658983361 has 4 divisors (see below), whose sum is σ = 665142192. Its totient is φ = 652824532.

The previous prime is 658983313. The next prime is 658983379. The reversal of 658983361 is 163389856.

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 a cyclic number.

It is not a de Polignac number, because 658983361 - 2¹⁹ = 658459073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (658983761) 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, 3079255 + ... + 3079468.

It is an arithmetic number, because the mean of its divisors is an integer number (166285548).

Almost surely, 2^658983361 is an apocalyptic number.

It is an amenable number.

658983361 is a deficient number, since it is larger than the sum of its proper divisors (6158831).

658983361 is a wasteful number, since it uses less digits than its factorization.

658983361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6158830.

The product of its digits is 933120, while the sum is 49.

The square root of 658983361 is about 25670.6712222334. The cubic root of 658983361 is about 870.2114961217.

It can be divided in two parts, 658983 and 361, that added together give a square (659344 = 812²).

The spelling of 658983361 in words is "six hundred fifty-eight million, nine hundred eighty-three thousand, three hundred sixty-one".