1130399305 has 16 divisors (see below), whose sum is σ = 1551273984. Its totient is φ = 774624960.

The previous prime is 1130399287. The next prime is 1130399339. The reversal of 1130399305 is 5039930311.

It is not a de Polignac number, because 1130399305 - 2⁵ = 1130399273 is a prime.

It is a super-3 number, since 3×1130399305³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 48495 + ... + 67915.

It is an arithmetic number, because the mean of its divisors is an integer number (96954624).

Almost surely, 2^1130399305 is an apocalyptic number.

It is an amenable number.

1130399305 is a deficient number, since it is larger than the sum of its proper divisors (420874679).

1130399305 is a wasteful number, since it uses less digits than its factorization.

1130399305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21096.

The product of its (nonzero) digits is 10935, while the sum is 34.

The square root of 1130399305 is about 33621.4114070186. The cubic root of 1130399305 is about 1041.7031096655.

The spelling of 1130399305 in words is "one billion, one hundred thirty million, three hundred ninety-nine thousand, three hundred five".