1130434423 has 4 divisors (see below), whose sum is σ = 1130899968. Its totient is φ = 1129968880.

The previous prime is 1130434421. The next prime is 1130434447. The reversal of 1130434423 is 3244340311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3244340311 = 3719 ⋅872369.

It is a cyclic number.

It is not a de Polignac number, because 1130434423 - 2¹ = 1130434421 is a prime.

It is a super-3 number, since 3×1130434423³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130434421) 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, 229111 + ... + 233992.

It is an arithmetic number, because the mean of its divisors is an integer number (282724992).

Almost surely, 2^1130434423 is an apocalyptic number.

1130434423 is a deficient number, since it is larger than the sum of its proper divisors (465545).

1130434423 is an equidigital number, since it uses as much as digits as its factorization.

1130434423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465544.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 1130434423 is about 33621.9336594432. The cubic root of 1130434423 is about 1041.7138970485.

Adding to 1130434423 its reverse (3244340311), we get a palindrome (4374774734).

The spelling of 1130434423 in words is "one billion, one hundred thirty million, four hundred thirty-four thousand, four hundred twenty-three".