1117975 has 12 divisors (see below), whose sum is σ = 1399464. Its totient is φ = 885920.

The previous prime is 1117973. The next prime is 1117993. The reversal of 1117975 is 5797111.

It is not a de Polignac number, because 1117975 - 2¹ = 1117973 is a prime.

It is a Duffinian number.

It is a congruent 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 11 ways as a sum of consecutive naturals, for example, 4812 + ... + 5038.

It is an arithmetic number, because the mean of its divisors is an integer number (116622).

2^1117975 is an apocalyptic number.

1117975 is a deficient number, since it is larger than the sum of its proper divisors (281489).

1117975 is a wasteful number, since it uses less digits than its factorization.

1117975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 429 counting only the distinct ones).

The product of its digits is 2205, while the sum is 31.

The square root of 1117975 is about 1057.3433690150. The cubic root of 1117975 is about 103.7872561800.

The spelling of 1117975 in words is "one million, one hundred seventeen thousand, nine hundred seventy-five".