201502313 has 2 divisors, whose sum is σ = 201502314. Its totient is φ = 201502312.

The previous prime is 201502297. The next prime is 201502339. The reversal of 201502313 is 313205102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120736144 + 80766169 = 10988^2 + 8987^2 .

It is a cyclic number.

It is not a de Polignac number, because 201502313 - 2⁴ = 201502297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201502291 and 201502300.

It is not a weakly prime, because it can be changed into another prime (201502913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100751156 + 100751157.

It is an arithmetic number, because the mean of its divisors is an integer number (100751157).

Almost surely, 2^201502313 is an apocalyptic number.

It is an amenable number.

201502313 is a deficient number, since it is larger than the sum of its proper divisors (1).

201502313 is an equidigital number, since it uses as much as digits as its factorization.

201502313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 201502313 is about 14195.1510382947. The cubic root of 201502313 is about 586.2641598500.

Adding to 201502313 its reverse (313205102), we get a palindrome (514707415).

The spelling of 201502313 in words is "two hundred one million, five hundred two thousand, three hundred thirteen".