1124543051 has 4 divisors (see below), whose sum is σ = 1127880312. Its totient is φ = 1121205792.

The previous prime is 1124543033. The next prime is 1124543087. The reversal of 1124543051 is 1503454211.

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-1124543051 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 1124543051.

It is not an unprimeable number, because it can be changed into a prime (1124543351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1668125 + ... + 1668798.

It is an arithmetic number, because the mean of its divisors is an integer number (281970078).

Almost surely, 2^1124543051 is an apocalyptic number.

1124543051 is a deficient number, since it is larger than the sum of its proper divisors (3337261).

1124543051 is an equidigital number, since it uses as much as digits as its factorization.

1124543051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3337260.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1124543051 is about 33534.2071771497. The cubic root of 1124543051 is about 1039.9010787939.

Adding to 1124543051 its reverse (1503454211), we get a palindrome (2627997262).

The spelling of 1124543051 in words is "one billion, one hundred twenty-four million, five hundred forty-three thousand, fifty-one".