1130402311 has 4 divisors (see below), whose sum is σ = 1154453472. Its totient is φ = 1106351152.

The previous prime is 1130402309. The next prime is 1130402323. The reversal of 1130402311 is 1132040311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1130402311 - 2¹ = 1130402309 is a prime.

It is a super-3 number, since 3×1130402311³ (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 (1130402341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12025510 + ... + 12025603.

It is an arithmetic number, because the mean of its divisors is an integer number (288613368).

Almost surely, 2^1130402311 is an apocalyptic number.

1130402311 is a deficient number, since it is larger than the sum of its proper divisors (24051161).

1130402311 is an equidigital number, since it uses as much as digits as its factorization.

1130402311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24051160.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1130402311 is about 33621.4561106446. The cubic root of 1130402311 is about 1041.7040330432.

Adding to 1130402311 its reverse (1132040311), we get a palindrome (2262442622).

The spelling of 1130402311 in words is "one billion, one hundred thirty million, four hundred two thousand, three hundred eleven".