1830238137 has 48 divisors (see below), whose sum is σ = 3425036160. Its totient is φ = 914582016.

The previous prime is 1830238127. The next prime is 1830238141. The reversal of 1830238137 is 7318320381.

It is not a de Polignac number, because 1830238137 - 2¹⁴ = 1830221753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1830238117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43248 + ... + 74369.

It is an arithmetic number, because the mean of its divisors is an integer number (71354920).

Almost surely, 2^1830238137 is an apocalyptic number.

It is an amenable number.

1830238137 is a deficient number, since it is larger than the sum of its proper divisors (1594798023).

1830238137 is a wasteful number, since it uses less digits than its factorization.

1830238137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117662 (or 117659 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1830238137 is about 42781.2825544069. The cubic root of 1830238137 is about 1223.2142548470.

The spelling of 1830238137 in words is "one billion, eight hundred thirty million, two hundred thirty-eight thousand, one hundred thirty-seven".