1130051999 has 8 divisors (see below), whose sum is σ = 1259501040. Its totient is φ = 1007600256.

The previous prime is 1130051987. The next prime is 1130052017. The reversal of 1130051999 is 9991500311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1130051999 - 2⁴ = 1130051983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130051929) 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, 1748984 + ... + 1749629.

It is an arithmetic number, because the mean of its divisors is an integer number (157437630).

Almost surely, 2^1130051999 is an apocalyptic number.

1130051999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1130051999 is a deficient number, since it is larger than the sum of its proper divisors (129449041).

1130051999 is a wasteful number, since it uses less digits than its factorization.

1130051999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498649.

The product of its (nonzero) digits is 10935, while the sum is 38.

The square root of 1130051999 is about 33616.2460575240. The cubic root of 1130051999 is about 1041.5964137993.

The spelling of 1130051999 in words is "one billion, one hundred thirty million, fifty-one thousand, nine hundred ninety-nine".