655343107 has 4 divisors (see below), whose sum is σ = 656646480. Its totient is φ = 654039736.

The previous prime is 655343077. The next prime is 655343111. The reversal of 655343107 is 701343556.

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 655343107 - 2¹⁹ = 654818819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (655343197) 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, 650932 + ... + 651937.

It is an arithmetic number, because the mean of its divisors is an integer number (164161620).

Almost surely, 2^655343107 is an apocalyptic number.

655343107 is a deficient number, since it is larger than the sum of its proper divisors (1303373).

655343107 is a wasteful number, since it uses less digits than its factorization.

655343107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303372.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 655343107 is about 25599.6700564675. The cubic root of 655343107 is about 868.6061739232.

The spelling of 655343107 in words is "six hundred fifty-five million, three hundred forty-three thousand, one hundred seven".