1130433261 has 8 divisors (see below), whose sum is σ = 1513110144. Its totient is φ = 750689280.

The previous prime is 1130433257. The next prime is 1130433299. The reversal of 1130433261 is 1623340311.

It is a happy number.

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

It is not a de Polignac number, because 1130433261 - 2² = 1130433257 is a prime.

It is a super-3 number, since 3×1130433261³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130433211) 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, 732325 + ... + 733866.

It is an arithmetic number, because the mean of its divisors is an integer number (189138768).

Almost surely, 2^1130433261 is an apocalyptic number.

It is an amenable number.

1130433261 is a deficient number, since it is larger than the sum of its proper divisors (382676883).

1130433261 is a wasteful number, since it uses less digits than its factorization.

1130433261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466451.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1130433261 is about 33621.9163790525. The cubic root of 1130433261 is about 1041.7135401144.

Adding to 1130433261 its reverse (1623340311), we get a palindrome (2753773572).

The spelling of 1130433261 in words is "one billion, one hundred thirty million, four hundred thirty-three thousand, two hundred sixty-one".