9777141 has 24 divisors (see below), whose sum is σ = 15668640. Its totient is φ = 5824800.

The previous prime is 9777113. The next prime is 9777161. The reversal of 9777141 is 1417779.

It is not a de Polignac number, because 9777141 - 2⁷ = 9777013 is a prime.

It is a super-2 number, since 2×9777141² = 191184972267762, which contains 22 as substring.

9777141 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9777096 and 9777105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9777161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5230 + ... + 6848.

It is an arithmetic number, because the mean of its divisors is an integer number (652860).

Almost surely, 2^9777141 is an apocalyptic number.

It is an amenable number.

9777141 is a deficient number, since it is larger than the sum of its proper divisors (5891499).

9777141 is a wasteful number, since it uses less digits than its factorization.

9777141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697 (or 1694 counting only the distinct ones).

The product of its digits is 12348, while the sum is 36.

The square root of 9777141 is about 3126.8420171157. The cubic root of 9777141 is about 213.8309798840.

It can be divided in two parts, 977 and 7141, that added together give a palindrome (8118).

The spelling of 9777141 in words is "nine million, seven hundred seventy-seven thousand, one hundred forty-one".