290039513 has 2 divisors, whose sum is σ = 290039514. Its totient is φ = 290039512.

The previous prime is 290039509. The next prime is 290039521. The reversal of 290039513 is 315930092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241709209 + 48330304 = 15547^2 + 6952^2 .

It is a cyclic number.

It is not a de Polignac number, because 290039513 - 2² = 290039509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 290039513.

It is not a weakly prime, because it can be changed into another prime (290039213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145019756 + 145019757.

It is an arithmetic number, because the mean of its divisors is an integer number (145019757).

Almost surely, 2^290039513 is an apocalyptic number.

It is an amenable number.

290039513 is a deficient number, since it is larger than the sum of its proper divisors (1).

290039513 is an equidigital number, since it uses as much as digits as its factorization.

290039513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 32.

The square root of 290039513 is about 17030.5464680380. The cubic root of 290039513 is about 661.9406555906.

The spelling of 290039513 in words is "two hundred ninety million, thirty-nine thousand, five hundred thirteen".