659862061 has 2 divisors, whose sum is σ = 659862062. Its totient is φ = 659862060.

The previous prime is 659862053. The next prime is 659862067. The reversal of 659862061 is 160268956.

659862061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 496175625 + 163686436 = 22275^2 + 12794^2 .

It is a cyclic number.

It is not a de Polignac number, because 659862061 - 2³ = 659862053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 659861999 and 659862017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (659862067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329931030 + 329931031.

It is an arithmetic number, because the mean of its divisors is an integer number (329931031).

Almost surely, 2^659862061 is an apocalyptic number.

It is an amenable number.

659862061 is a deficient number, since it is larger than the sum of its proper divisors (1).

659862061 is an equidigital number, since it uses as much as digits as its factorization.

659862061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 659862061 is about 25687.7803828980. The cubic root of 659862061 is about 870.5981094367.

The spelling of 659862061 in words is "six hundred fifty-nine million, eight hundred sixty-two thousand, sixty-one".