659020106 has 4 divisors (see below), whose sum is σ = 988530162. Its totient is φ = 329510052.

The previous prime is 659020069. The next prime is 659020121. The reversal of 659020106 is 601020956.

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

It can be written as a sum of positive squares in only one way, i.e., 603144481 + 55875625 = 24559^2 + 7475^2 .

It is a super-2 number, since 2×659020106² = 868615000224502472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164755025 + ... + 164755028.

Almost surely, 2^659020106 is an apocalyptic number.

659020106 is a deficient number, since it is larger than the sum of its proper divisors (329510056).

659020106 is a wasteful number, since it uses less digits than its factorization.

659020106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329510055.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 659020106 is about 25671.3869122804. The cubic root of 659020106 is about 870.2276701908.

The spelling of 659020106 in words is "six hundred fifty-nine million, twenty thousand, one hundred six".