985780097 has 8 divisors (see below), whose sum is σ = 1062972960. Its totient is φ = 911118240.

The previous prime is 985780087. The next prime is 985780163. The reversal of 985780097 is 790087589.

985780097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985780097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (985780027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 631943 + ... + 633500.

It is an arithmetic number, because the mean of its divisors is an integer number (132871620).

Almost surely, 2^985780097 is an apocalyptic number.

It is an amenable number.

985780097 is a deficient number, since it is larger than the sum of its proper divisors (77192863).

985780097 is a wasteful number, since it uses less digits than its factorization.

985780097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265503.

The product of its (nonzero) digits is 1270080, while the sum is 53.

The square root of 985780097 is about 31397.1351718592. The cubic root of 985780097 is about 995.2373858491.

The spelling of 985780097 in words is "nine hundred eighty-five million, seven hundred eighty thousand, ninety-seven".