1130423004 has 36 divisors (see below), whose sum is σ = 2868105240. Its totient is φ = 375403680.

The previous prime is 1130423003. The next prime is 1130423039. The reversal of 1130423004 is 4003240311.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×1130423004³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130423003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48682 + ... + 68049.

It is an arithmetic number, because the mean of its divisors is an integer number (79669590).

Almost surely, 2^1130423004 is an apocalyptic number.

It is an amenable number.

1130423004 is an abundant number, since it is smaller than the sum of its proper divisors (1737682236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1130423004 is a wasteful number, since it uses less digits than its factorization.

1130423004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117010 (or 117005 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1130423004 is about 33621.7638442721. The cubic root of 1130423004 is about 1041.7103894380.

Adding to 1130423004 its reverse (4003240311), we get a palindrome (5133663315).

The spelling of 1130423004 in words is "one billion, one hundred thirty million, four hundred twenty-three thousand, four".