1124144311 has 4 divisors (see below), whose sum is σ = 1124803800. Its totient is φ = 1123484824.

The previous prime is 1124144309. The next prime is 1124144317. The reversal of 1124144311 is 1134414211.

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

It is a cyclic number.

It is not a de Polignac number, because 1124144311 - 2¹ = 1124144309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124144317) 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, 327181 + ... + 330598.

It is an arithmetic number, because the mean of its divisors is an integer number (281200950).

Almost surely, 2^1124144311 is an apocalyptic number.

1124144311 is a deficient number, since it is larger than the sum of its proper divisors (659489).

1124144311 is an equidigital number, since it uses as much as digits as its factorization.

1124144311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659488.

The product of its digits is 384, while the sum is 22.

The square root of 1124144311 is about 33528.2613775304. The cubic root of 1124144311 is about 1039.7781550356.

Adding to 1124144311 its reverse (1134414211), we get a palindrome (2258558522).

The spelling of 1124144311 in words is "one billion, one hundred twenty-four million, one hundred forty-four thousand, three hundred eleven".