1117045 has 8 divisors (see below), whose sum is σ = 1373400. Its totient is φ = 871680.

The previous prime is 1117033. The next prime is 1117057. The reversal of 1117045 is 5407111.

It is an interprime number because it is at equal distance from previous prime (1117033) and next prime (1117057).

It can be written as a sum of positive squares in 4 ways, for example, as 39601 + 1077444 = 199^2 + 1038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1117045 - 2⁵ = 1117013 is a prime.

1117045 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 2929.

It is an arithmetic number, because the mean of its divisors is an integer number (171675).

2^1117045 is an apocalyptic number.

It is an amenable number.

1117045 is a deficient number, since it is larger than the sum of its proper divisors (256355).

1117045 is an equidigital number, since it uses as much as digits as its factorization.

1117045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 1117045 is about 1056.9034960676. The cubic root of 1117045 is about 103.7584693333.

The spelling of 1117045 in words is "one million, one hundred seventeen thousand, forty-five".