1107725 has 12 divisors (see below), whose sum is σ = 1398720. Its totient is φ = 870000.

The previous prime is 1107721. The next prime is 1107727. The reversal of 1107725 is 5277011.

It is a happy number.

It is not a de Polignac number, because 1107725 - 2² = 1107721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1107725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1107721) 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, 1100 + ... + 1850.

It is an arithmetic number, because the mean of its divisors is an integer number (116560).

2^1107725 is an apocalyptic number.

It is an amenable number.

1107725 is a deficient number, since it is larger than the sum of its proper divisors (290995).

1107725 is an equidigital number, since it uses as much as digits as its factorization.

1107725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 815 counting only the distinct ones).

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 1107725 is about 1052.4851542896. The cubic root of 1107725 is about 103.4690954584.

The spelling of 1107725 in words is "one million, one hundred seven thousand, seven hundred twenty-five".