1124521343 has 4 divisors (see below), whose sum is σ = 1226750568. Its totient is φ = 1022292120.

The previous prime is 1124521261. The next prime is 1124521357. The reversal of 1124521343 is 3431254211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1124521343 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 (1124521843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51114596 + ... + 51114617.

It is an arithmetic number, because the mean of its divisors is an integer number (306687642).

Almost surely, 2^1124521343 is an apocalyptic number.

1124521343 is a deficient number, since it is larger than the sum of its proper divisors (102229225).

1124521343 is a wasteful number, since it uses less digits than its factorization.

1124521343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102229224.

The product of its digits is 2880, while the sum is 26.

The square root of 1124521343 is about 33533.8835060898. The cubic root of 1124521343 is about 1039.8943873892.

Adding to 1124521343 its reverse (3431254211), we get a palindrome (4555775554).

It can be divided in two parts, 1124521 and 343, that added together give a cube (1124864 = 104³).

The spelling of 1124521343 in words is "one billion, one hundred twenty-four million, five hundred twenty-one thousand, three hundred forty-three".