1130144313 has 4 divisors (see below), whose sum is σ = 1506859088. Its totient is φ = 753429540.

The previous prime is 1130144291. The next prime is 1130144329. The reversal of 1130144313 is 3134410311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3134410311 = 3 ⋅1044803437.

It is not a de Polignac number, because 1130144313 - 2¹² = 1130140217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1130144313.

It is not an unprimeable number, because it can be changed into a prime (1130144383) 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, 188357383 + ... + 188357388.

It is an arithmetic number, because the mean of its divisors is an integer number (376714772).

Almost surely, 2^1130144313 is an apocalyptic number.

It is an amenable number.

1130144313 is a deficient number, since it is larger than the sum of its proper divisors (376714775).

1130144313 is an equidigital number, since it uses as much as digits as its factorization.

1130144313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376714774.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1130144313 is about 33617.6190858306. The cubic root of 1130144313 is about 1041.6247757134.

Adding to 1130144313 its reverse (3134410311), we get a palindrome (4264554624).

The spelling of 1130144313 in words is "one billion, one hundred thirty million, one hundred forty-four thousand, three hundred thirteen".