1830134499 has 4 divisors (see below), whose sum is σ = 2440179336. Its totient is φ = 1220089664.

The previous prime is 1830134491. The next prime is 1830134513. The reversal of 1830134499 is 9944310381.

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 1830134499 - 2³ = 1830134491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1830134499.

It is not an unprimeable number, because it can be changed into a prime (1830134491) 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, 305022414 + ... + 305022419.

It is an arithmetic number, because the mean of its divisors is an integer number (610044834).

Almost surely, 2^1830134499 is an apocalyptic number.

1830134499 is a deficient number, since it is larger than the sum of its proper divisors (610044837).

1830134499 is an equidigital number, since it uses as much as digits as its factorization.

1830134499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610044836.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 1830134499 is about 42780.0712832506. The cubic root of 1830134499 is about 1223.1911660716.

The spelling of 1830134499 in words is "one billion, eight hundred thirty million, one hundred thirty-four thousand, four hundred ninety-nine".