1117977 has 16 divisors (see below), whose sum is σ = 1720320. Its totient is φ = 632592.

The previous prime is 1117973. The next prime is 1117993. The reversal of 1117977 is 7797111.

It is not a de Polignac number, because 1117977 - 2² = 1117973 is a prime.

1117977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1117973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2728 + ... + 3110.

It is an arithmetic number, because the mean of its divisors is an integer number (107520).

2^1117977 is an apocalyptic number.

It is an amenable number.

1117977 is a deficient number, since it is larger than the sum of its proper divisors (602343).

1117977 is a wasteful number, since it uses less digits than its factorization.

1117977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532.

The product of its digits is 3087, while the sum is 33.

The square root of 1117977 is about 1057.3443147811. The cubic root of 1117977 is about 103.7873180700.

The spelling of 1117977 in words is "one million, one hundred seventeen thousand, nine hundred seventy-seven".