290657063 has 2 divisors, whose sum is σ = 290657064. Its totient is φ = 290657062.

The previous prime is 290657033. The next prime is 290657099. The reversal of 290657063 is 360756092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 290657063 - 2⁶ = 290656999 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290657033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145328531 + 145328532.

It is an arithmetic number, because the mean of its divisors is an integer number (145328532).

Almost surely, 2^290657063 is an apocalyptic number.

290657063 is a deficient number, since it is larger than the sum of its proper divisors (1).

290657063 is an equidigital number, since it uses as much as digits as its factorization.

290657063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 290657063 is about 17048.6674845866. The cubic root of 290657063 is about 662.4101222799.

The spelling of 290657063 in words is "two hundred ninety million, six hundred fifty-seven thousand, sixty-three".