983513 has 2 divisors, whose sum is σ = 983514. Its totient is φ = 983512.

The previous prime is 983491. The next prime is 983519. The reversal of 983513 is 315389.

983513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 537289 + 446224 = 733^2 + 668^2 .

It is an emirp because it is prime and its reverse (315389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 983513 - 2⁶ = 983449 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (983519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491756 + 491757.

It is an arithmetic number, because the mean of its divisors is an integer number (491757).

2⁹⁸³⁵¹³ is an apocalyptic number.

It is an amenable number.

983513 is a deficient number, since it is larger than the sum of its proper divisors (1).

983513 is an equidigital number, since it uses as much as digits as its factorization.

983513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 983513 is about 991.7222393392. The cubic root of 983513 is about 99.4473851267.

The spelling of 983513 in words is "nine hundred eighty-three thousand, five hundred thirteen".