290003155349 has 2 divisors, whose sum is σ = 290003155350. Its totient is φ = 290003155348.

The previous prime is 290003155327. The next prime is 290003155357. The reversal of 290003155349 is 943551300092.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230275216900 + 59727938449 = 479870^2 + 244393^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-290003155349 is a prime.

It is a super-2 number, since 2×290003155349² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290003155319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145001577674 + 145001577675.

It is an arithmetic number, because the mean of its divisors is an integer number (145001577675).

Almost surely, 2^290003155349 is an apocalyptic number.

It is an amenable number.

290003155349 is a deficient number, since it is larger than the sum of its proper divisors (1).

290003155349 is an equidigital number, since it uses as much as digits as its factorization.

290003155349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 41.

The spelling of 290003155349 in words is "two hundred ninety billion, three million, one hundred fifty-five thousand, three hundred forty-nine".