9771049 has 4 divisors (see below), whose sum is σ = 9936720. Its totient is φ = 9605380.

The previous prime is 9771031. The next prime is 9771053. The reversal of 9771049 is 9401779.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9401779 = 23 ⋅408773.

It is a cyclic number.

It is not a de Polignac number, because 9771049 - 2¹⁹ = 9246761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9770999 and 9771017.

It is not an unprimeable number, because it can be changed into a prime (9771029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82747 + ... + 82864.

It is an arithmetic number, because the mean of its divisors is an integer number (2484180).

Almost surely, 2^9771049 is an apocalyptic number.

It is an amenable number.

9771049 is a deficient number, since it is larger than the sum of its proper divisors (165671).

9771049 is a wasteful number, since it uses less digits than its factorization.

9771049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165670.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 9771049 is about 3125.8677195301. The cubic root of 9771049 is about 213.7865589577.

The spelling of 9771049 in words is "nine million, seven hundred seventy-one thousand, forty-nine".