650160061 has 2 divisors, whose sum is σ = 650160062. Its totient is φ = 650160060.

The previous prime is 650160037. The next prime is 650160089. The reversal of 650160061 is 160061056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 378108025 + 272052036 = 19445^2 + 16494^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650160061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650160011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325080030 + 325080031.

It is an arithmetic number, because the mean of its divisors is an integer number (325080031).

Almost surely, 2^650160061 is an apocalyptic number.

It is an amenable number.

650160061 is a deficient number, since it is larger than the sum of its proper divisors (1).

650160061 is an equidigital number, since it uses as much as digits as its factorization.

650160061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 650160061 is about 25498.2364292121. The cubic root of 650160061 is about 866.3102026323.

The spelling of 650160061 in words is "six hundred fifty million, one hundred sixty thousand, sixty-one".