102134242 has 8 divisors (see below), whose sum is σ = 175087296. Its totient is φ = 43771812.

The previous prime is 102134231. The next prime is 102134261. The reversal of 102134242 is 242431201.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3647638 + ... + 3647665.

It is an arithmetic number, because the mean of its divisors is an integer number (21885912).

Almost surely, 2^102134242 is an apocalyptic number.

102134242 is a deficient number, since it is larger than the sum of its proper divisors (72953054).

102134242 is an equidigital number, since it uses as much as digits as its factorization.

102134242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7295312.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 102134242 is about 10106.1487224363. The cubic root of 102134242 is about 467.4377577349.

Adding to 102134242 its reverse (242431201), we get a palindrome (344565443).

The spelling of 102134242 in words is "one hundred two million, one hundred thirty-four thousand, two hundred forty-two".