12030777 has 12 divisors (see below), whose sum is σ = 18957744. Its totient is φ = 7291320.

The previous prime is 12030763. The next prime is 12030779. The reversal of 12030777 is 77703021.

It is not a de Polignac number, because 12030777 - 2⁴ = 12030761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12030777.

It is not an unprimeable number, because it can be changed into a prime (12030779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60663 + ... + 60860.

It is an arithmetic number, because the mean of its divisors is an integer number (1579812).

Almost surely, 2^12030777 is an apocalyptic number.

It is an amenable number.

12030777 is a deficient number, since it is larger than the sum of its proper divisors (6926967).

12030777 is a wasteful number, since it uses less digits than its factorization.

12030777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121540 (or 121537 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 27.

The square root of 12030777 is about 3468.5410477606. The cubic root of 12030777 is about 229.1384084753.

Adding to 12030777 its reverse (77703021), we get a palindrome (89733798).

The spelling of 12030777 in words is "twelve million, thirty thousand, seven hundred seventy-seven".