1122625 has 16 divisors (see below), whose sum is σ = 1602432. Its totient is φ = 769200.

The previous prime is 1122623. The next prime is 1122643. The reversal of 1122625 is 5262211.

It is not a de Polignac number, because 1122625 - 2¹ = 1122623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234 + ... + 1516.

It is an arithmetic number, because the mean of its divisors is an integer number (100152).

2^1122625 is an apocalyptic number.

It is an amenable number.

1122625 is a deficient number, since it is larger than the sum of its proper divisors (479807).

1122625 is an equidigital number, since it uses as much as digits as its factorization.

1122625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1295 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 1122625 is about 1059.5399945259. The cubic root of 1122625 is about 103.9309514548.

Adding to 1122625 its reverse (5262211), we get a palindrome (6384836).

The spelling of 1122625 in words is "one million, one hundred twenty-two thousand, six hundred twenty-five".