290135199 has 4 divisors (see below), whose sum is σ = 386846936. Its totient is φ = 193423464.

The previous prime is 290135177. The next prime is 290135207. The reversal of 290135199 is 991531092.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 290135199 - 2⁹ = 290134687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290135159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48355864 + ... + 48355869.

It is an arithmetic number, because the mean of its divisors is an integer number (96711734).

Almost surely, 2^290135199 is an apocalyptic number.

290135199 is a deficient number, since it is larger than the sum of its proper divisors (96711737).

290135199 is an equidigital number, since it uses as much as digits as its factorization.

290135199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96711736.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 290135199 is about 17033.3554826992. The cubic root of 290135199 is about 662.0134404892.

The spelling of 290135199 in words is "two hundred ninety million, one hundred thirty-five thousand, one hundred ninety-nine".