1125717 has 8 divisors (see below), whose sum is σ = 1506624. Its totient is φ = 747648.

The previous prime is 1125713. The next prime is 1125739. The reversal of 1125717 is 7175211.

It is a happy number.

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

It is not a de Polignac number, because 1125717 - 2² = 1125713 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528 + ... + 1590.

It is an arithmetic number, because the mean of its divisors is an integer number (188328).

2^1125717 is an apocalyptic number.

It is an amenable number.

1125717 is a deficient number, since it is larger than the sum of its proper divisors (380907).

1125717 is a wasteful number, since it uses less digits than its factorization.

1125717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419.

The product of its digits is 490, while the sum is 24.

The square root of 1125717 is about 1060.9981149842. The cubic root of 1125717 is about 104.0262815729.

The spelling of 1125717 in words is "one million, one hundred twenty-five thousand, seven hundred seventeen".