11977677 has 12 divisors (see below), whose sum is σ = 17769180. Its totient is φ = 7769088.

The previous prime is 11977633. The next prime is 11977681. The reversal of 11977677 is 77677911.

It can be written as a sum of positive squares in 2 ways, for example, as 10949481 + 1028196 = 3309^2 + 1014^2 .

It is not a de Polignac number, because 11977677 - 2⁶ = 11977613 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11977627) 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, 17652 + ... + 18317.

It is an arithmetic number, because the mean of its divisors is an integer number (1480765).

Almost surely, 2^11977677 is an apocalyptic number.

It is an amenable number.

11977677 is a deficient number, since it is larger than the sum of its proper divisors (5791503).

11977677 is a wasteful number, since it uses less digits than its factorization.

11977677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36012 (or 36009 counting only the distinct ones).

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

The square root of 11977677 is about 3460.8780677741. The cubic root of 11977677 is about 228.8007967456.

The spelling of 11977677 in words is "eleven million, nine hundred seventy-seven thousand, six hundred seventy-seven".