290566141 has 2 divisors, whose sum is σ = 290566142. Its totient is φ = 290566140.

The previous prime is 290566127. The next prime is 290566169. The reversal of 290566141 is 141665092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290566116 + 25 = 17046^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 290566141 - 2⁷ = 290566013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 290566097 and 290566106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290566181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145283070 + 145283071.

It is an arithmetic number, because the mean of its divisors is an integer number (145283071).

Almost surely, 2^290566141 is an apocalyptic number.

It is an amenable number.

290566141 is a deficient number, since it is larger than the sum of its proper divisors (1).

290566141 is an equidigital number, since it uses as much as digits as its factorization.

290566141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 290566141 is about 17046.0007333099. Note that the first 3 decimals coincide. The cubic root of 290566141 is about 662.3410443848.

The spelling of 290566141 in words is "two hundred ninety million, five hundred sixty-six thousand, one hundred forty-one".