290137 has 2 divisors, whose sum is σ = 290138. Its totient is φ = 290136.

The previous prime is 290119. The next prime is 290141. The reversal of 290137 is 731092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177241 + 112896 = 421^2 + 336^2 .

It is a cyclic number.

It is not a de Polignac number, because 290137 - 2¹¹ = 288089 is a prime.

It is not a weakly prime, because it can be changed into another prime (290107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145068 + 145069.

It is an arithmetic number, because the mean of its divisors is an integer number (145069).

2²⁹⁰¹³⁷ is an apocalyptic number.

It is an amenable number.

290137 is a deficient number, since it is larger than the sum of its proper divisors (1).

290137 is an equidigital number, since it uses as much as digits as its factorization.

290137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 290137 is about 538.6436670007. The cubic root of 290137 is about 66.2014810292.

The spelling of 290137 in words is "two hundred ninety thousand, one hundred thirty-seven".