290050129 has 2 divisors, whose sum is σ = 290050130. Its totient is φ = 290050128.

The previous prime is 290050099. The next prime is 290050139. The reversal of 290050129 is 921050092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 274233600 + 15816529 = 16560^2 + 3977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-290050129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 290050097 and 290050106.

It is not a weakly prime, because it can be changed into another prime (290050139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145025064 + 145025065.

It is an arithmetic number, because the mean of its divisors is an integer number (145025065).

Almost surely, 2^290050129 is an apocalyptic number.

It is an amenable number.

290050129 is a deficient number, since it is larger than the sum of its proper divisors (1).

290050129 is an equidigital number, since it uses as much as digits as its factorization.

290050129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 290050129 is about 17030.8581404461. The cubic root of 290050129 is about 661.9487315894.

The spelling of 290050129 in words is "two hundred ninety million, fifty thousand, one hundred twenty-nine".