1124025 has 24 divisors (see below), whose sum is σ = 2124864. Its totient is φ = 513600.

The previous prime is 1123999. The next prime is 1124027. The reversal of 1124025 is 5204211.

It is not a de Polignac number, because 1124025 - 2⁶ = 1123961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

1124025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1123995 and 1124013.

It is not an unprimeable number, because it can be changed into a prime (1124027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 546 + ... + 1595.

It is an arithmetic number, because the mean of its divisors is an integer number (88536).

2^1124025 is an apocalyptic number.

1124025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1124025 is a deficient number, since it is larger than the sum of its proper divisors (1000839).

1124025 is a wasteful number, since it uses less digits than its factorization.

1124025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161 (or 2156 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1124025 is about 1060.2004527447. The cubic root of 1124025 is about 103.9741368133.

Adding to 1124025 its reverse (5204211), we get a palindrome (6328236).

The spelling of 1124025 in words is "one million, one hundred twenty-four thousand, twenty-five".