1117040 has 20 divisors (see below), whose sum is σ = 2597304. Its totient is φ = 446784.

The previous prime is 1117033. The next prime is 1117057. The reversal of 1117040 is 407111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6902 + ... + 7061.

2^1117040 is an apocalyptic number.

1117040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117040 is an abundant number, since it is smaller than the sum of its proper divisors (1480264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1117040 is a wasteful number, since it uses less digits than its factorization.

1117040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13976 (or 13970 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 1117040 is about 1056.9011306645. The cubic root of 1117040 is about 103.7583145221.

The spelling of 1117040 in words is "one million, one hundred seventeen thousand, forty".