1109977 has 4 divisors (see below), whose sum is σ = 1210896. Its totient is φ = 1009060.

The previous prime is 1109951. The next prime is 1109987. The reversal of 1109977 is 7799011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1109977 - 2¹¹ = 1107929 is a prime.

It is a Duffinian number.

1109977 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1109987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50443 + ... + 50464.

It is an arithmetic number, because the mean of its divisors is an integer number (302724).

2^1109977 is an apocalyptic number.

It is an amenable number.

1109977 is a deficient number, since it is larger than the sum of its proper divisors (100919).

1109977 is a wasteful number, since it uses less digits than its factorization.

1109977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100918.

The product of its (nonzero) digits is 3969, while the sum is 34.

The square root of 1109977 is about 1053.5544599118. The cubic root of 1109977 is about 103.5391653996.

The spelling of 1109977 in words is "one million, one hundred nine thousand, nine hundred seventy-seven".