1530346123 has 2 divisors, whose sum is σ = 1530346124. Its totient is φ = 1530346122.

The previous prime is 1530346091. The next prime is 1530346163. The reversal of 1530346123 is 3216430351.

It is a weak prime.

It is an emirp because it is prime and its reverse (3216430351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1530346123 - 2⁵ = 1530346091 is a prime.

It is a super-2 number, since 2×1530346123² = 4683918512362262258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1530346091 and 1530346100.

It is not a weakly prime, because it can be changed into another prime (1530346163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765173061 + 765173062.

It is an arithmetic number, because the mean of its divisors is an integer number (765173062).

Almost surely, 2^1530346123 is an apocalyptic number.

1530346123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530346123 is an equidigital number, since it uses as much as digits as its factorization.

1530346123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 1530346123 is about 39119.6385847313. The cubic root of 1530346123 is about 1152.3822383178.

Adding to 1530346123 its reverse (3216430351), we get a palindrome (4746776474).

The spelling of 1530346123 in words is "one billion, five hundred thirty million, three hundred forty-six thousand, one hundred twenty-three".