11677779 has 24 divisors (see below), whose sum is σ = 17409600. Its totient is φ = 7539840.

The previous prime is 11677769. The next prime is 11677789. The reversal of 11677779 is 97777611.

It is an interprime number because it is at equal distance from previous prime (11677769) and next prime (11677789).

It is not a de Polignac number, because 11677779 - 2⁴ = 11677763 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11677709) 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, 48742 + ... + 48980.

It is an arithmetic number, because the mean of its divisors is an integer number (725400).

Almost surely, 2^11677779 is an apocalyptic number.

11677779 is a deficient number, since it is larger than the sum of its proper divisors (5731821).

11677779 is a wasteful number, since it uses less digits than its factorization.

11677779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395 (or 392 counting only the distinct ones).

The product of its digits is 129654, while the sum is 45.

The square root of 11677779 is about 3417.2765471937. The cubic root of 11677779 is about 226.8750565763.

The spelling of 11677779 in words is "eleven million, six hundred seventy-seven thousand, seven hundred seventy-nine".