1124129 has 4 divisors (see below), whose sum is σ = 1127700. Its totient is φ = 1120560.

The previous prime is 1124119. The next prime is 1124131. The reversal of 1124129 is 9214211.

1124129 is nontrivially palindromic in base 9.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 846400 + 277729 = 920^2 + 527^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124129 - 2⁴ = 1124113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1124129.

It is not an unprimeable number, because it can be changed into a prime (1124119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262 + ... + 1959.

It is an arithmetic number, because the mean of its divisors is an integer number (281925).

2^1124129 is an apocalyptic number.

It is an amenable number.

1124129 is a deficient number, since it is larger than the sum of its proper divisors (3571).

1124129 is an equidigital number, since it uses as much as digits as its factorization.

1124129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570.

The product of its digits is 144, while the sum is 20.

The square root of 1124129 is about 1060.2494989388. The cubic root of 1124129 is about 103.9773434374.

The spelling of 1124129 in words is "one million, one hundred twenty-four thousand, one hundred twenty-nine".