1124425 has 12 divisors (see below), whose sum is σ = 1429596. Its totient is φ = 876800.

The previous prime is 1124423. The next prime is 1124429. The reversal of 1124425 is 5244211.

It can be written as a sum of positive squares in 6 ways, for example, as 292681 + 831744 = 541^2 + 912^2 .

It is not a de Polignac number, because 1124425 - 2¹ = 1124423 is a prime.

It is a Duffinian number.

1124425 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1124423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 477 + ... + 1573.

It is an arithmetic number, because the mean of its divisors is an integer number (119133).

2^1124425 is an apocalyptic number.

It is an amenable number.

1124425 is a deficient number, since it is larger than the sum of its proper divisors (305171).

1124425 is a wasteful number, since it uses less digits than its factorization.

1124425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1143 counting only the distinct ones).

The product of its digits is 320, while the sum is 19.

The square root of 1124425 is about 1060.3890795364. The cubic root of 1124425 is about 103.9864689003.

Adding to 1124425 its reverse (5244211), we get a palindrome (6368636).

The spelling of 1124425 in words is "one million, one hundred twenty-four thousand, four hundred twenty-five".