102134530 has 8 divisors (see below), whose sum is σ = 183842172. Its totient is φ = 40853808.

The previous prime is 102134507. The next prime is 102134563. The reversal of 102134530 is 35431201.

It can be written as a sum of positive squares in 2 ways, for example, as 102030201 + 104329 = 10101^2 + 323^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 102134498 and 102134507.

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 3 ways as a sum of consecutive naturals, for example, 5106717 + ... + 5106736.

Almost surely, 2^102134530 is an apocalyptic number.

102134530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102134530 is a deficient number, since it is larger than the sum of its proper divisors (81707642).

102134530 is a wasteful number, since it uses less digits than its factorization.

102134530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10213460.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 102134530 is about 10106.1629711775. The cubic root of 102134530 is about 467.4381970976.

Adding to 102134530 its reverse (35431201), we get a palindrome (137565731).

The spelling of 102134530 in words is "one hundred two million, one hundred thirty-four thousand, five hundred thirty".