1123010043 has 8 divisors (see below), whose sum is σ = 1516300800. Its totient is φ = 739196328.

The previous prime is 1123010039. The next prime is 1123010101. The reversal of 1123010043 is 3400103211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123010043 - 2² = 1123010039 is a prime.

It is a super-2 number, since 2×1123010043² = 2522303113357723698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123010023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368983 + ... + 2369456.

It is an arithmetic number, because the mean of its divisors is an integer number (189537600).

Almost surely, 2^1123010043 is an apocalyptic number.

1123010043 is a deficient number, since it is larger than the sum of its proper divisors (393290757).

1123010043 is an equidigital number, since it uses as much as digits as its factorization.

1123010043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738521.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1123010043 is about 33511.3420053569. The cubic root of 1123010043 is about 1039.4283233255.

Adding to 1123010043 its reverse (3400103211), we get a palindrome (4523113254).

The spelling of 1123010043 in words is "one billion, one hundred twenty-three million, ten thousand, forty-three".