290130193 has 2 divisors, whose sum is σ = 290130194. Its totient is φ = 290130192.

The previous prime is 290130187. The next prime is 290130221. The reversal of 290130193 is 391031092.

It is an a-pointer prime, because the next prime (290130221) can be obtained adding 290130193 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 238764304 + 51365889 = 15452^2 + 7167^2 .

It is a cyclic number.

It is not a de Polignac number, because 290130193 - 2¹⁷ = 289999121 is a prime.

It is not a weakly prime, because it can be changed into another prime (290130163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145065096 + 145065097.

It is an arithmetic number, because the mean of its divisors is an integer number (145065097).

Almost surely, 2^290130193 is an apocalyptic number.

It is an amenable number.

290130193 is a deficient number, since it is larger than the sum of its proper divisors (1).

290130193 is an equidigital number, since it uses as much as digits as its factorization.

290130193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 290130193 is about 17033.2085350940. The cubic root of 290130193 is about 662.0096330018.

The spelling of 290130193 in words is "two hundred ninety million, one hundred thirty thousand, one hundred ninety-three".