1124745 has 16 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 594944.

The previous prime is 1124741. The next prime is 1124749. The reversal of 1124745 is 5474211.

It is an interprime number because it is at equal distance from previous prime (1124741) and next prime (1124749).

It is a cyclic number.

It is not a de Polignac number, because 1124745 - 2² = 1124741 is a prime.

1124745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1124741) 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, 2281 + ... + 2729.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

2^1124745 is an apocalyptic number.

1124745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1124745 is a deficient number, since it is larger than the sum of its proper divisors (689655).

1124745 is a wasteful number, since it uses less digits than its factorization.

1124745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624.

The product of its digits is 1120, while the sum is 24.

The square root of 1124745 is about 1060.5399568145. The cubic root of 1124745 is about 103.9963324644.

Adding to 1124745 its reverse (5474211), we get a palindrome (6598956).

The spelling of 1124745 in words is "one million, one hundred twenty-four thousand, seven hundred forty-five".