1130123234 has 4 divisors (see below), whose sum is σ = 1695184854. Its totient is φ = 565061616.

The previous prime is 1130123213. The next prime is 1130123251. The reversal of 1130123234 is 4323210311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4323210311 = 7 ⋅617601473.

It can be written as a sum of positive squares in only one way, i.e., 600985225 + 529138009 = 24515^2 + 23003^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282530807 + ... + 282530810.

Almost surely, 2^1130123234 is an apocalyptic number.

1130123234 is a deficient number, since it is larger than the sum of its proper divisors (565061620).

1130123234 is an equidigital number, since it uses as much as digits as its factorization.

1130123234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565061619.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1130123234 is about 33617.3055731717. The cubic root of 1130123234 is about 1041.6182996835.

Adding to 1130123234 its reverse (4323210311), we get a palindrome (5453333545).

The spelling of 1130123234 in words is "one billion, one hundred thirty million, one hundred twenty-three thousand, two hundred thirty-four".