290160061 has 2 divisors, whose sum is σ = 290160062. Its totient is φ = 290160060.

The previous prime is 290160043. The next prime is 290160083. The reversal of 290160061 is 160061092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285812836 + 4347225 = 16906^2 + 2085^2 .

It is a cyclic number.

It is not a de Polignac number, because 290160061 - 2¹⁵ = 290127293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290160041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145080030 + 145080031.

It is an arithmetic number, because the mean of its divisors is an integer number (145080031).

Almost surely, 2^290160061 is an apocalyptic number.

It is an amenable number.

290160061 is a deficient number, since it is larger than the sum of its proper divisors (1).

290160061 is an equidigital number, since it uses as much as digits as its factorization.

290160061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 290160061 is about 17034.0852704218. The cubic root of 290160061 is about 662.0323494991.

The spelling of 290160061 in words is "two hundred ninety million, one hundred sixty thousand, sixty-one".