983731349 has 2 divisors, whose sum is σ = 983731350. Its totient is φ = 983731348.

The previous prime is 983731313. The next prime is 983731361. The reversal of 983731349 is 943137389.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 529828324 + 453903025 = 23018^2 + 21305^2 .

It is an emirp because it is prime and its reverse (943137389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 983731349 - 2⁸ = 983731093 is a prime.

It is a Sophie Germain prime.

It is a Chen 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 (983731379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491865674 + 491865675.

It is an arithmetic number, because the mean of its divisors is an integer number (491865675).

Almost surely, 2^983731349 is an apocalyptic number.

It is an amenable number.

983731349 is a deficient number, since it is larger than the sum of its proper divisors (1).

983731349 is an equidigital number, since it uses as much as digits as its factorization.

983731349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 47.

The square root of 983731349 is about 31364.4918498610. The cubic root of 983731349 is about 994.5474399579.

The spelling of 983731349 in words is "nine hundred eighty-three million, seven hundred thirty-one thousand, three hundred forty-nine".