980897383 has 4 divisors (see below), whose sum is σ = 982297368. Its totient is φ = 979497400.

The previous prime is 980897377. The next prime is 980897387. The reversal of 980897383 is 383798089.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 383798089 = 41 ⋅9360929.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-980897383 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 (980897387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698941 + ... + 700342.

It is an arithmetic number, because the mean of its divisors is an integer number (245574342).

Almost surely, 2^980897383 is an apocalyptic number.

980897383 is a deficient number, since it is larger than the sum of its proper divisors (1399985).

980897383 is a wasteful number, since it uses less digits than its factorization.

980897383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399984.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 980897383 is about 31319.2813295580. The cubic root of 980897383 is about 993.5914795970.

The spelling of 980897383 in words is "nine hundred eighty million, eight hundred ninety-seven thousand, three hundred eighty-three".