243148102 has 4 divisors (see below), whose sum is σ = 364722156. Its totient is φ = 121574050.

The previous prime is 243148069. The next prime is 243148117. The reversal of 243148102 is 201841342.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60787024 + ... + 60787027.

It is an arithmetic number, because the mean of its divisors is an integer number (91180539).

Almost surely, 2^243148102 is an apocalyptic number.

243148102 is a deficient number, since it is larger than the sum of its proper divisors (121574054).

243148102 is a wasteful number, since it uses less digits than its factorization.

243148102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121574053.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 243148102 is about 15593.2069183988. The cubic root of 243148102 is about 624.1518967139.

Adding to 243148102 its reverse (201841342), we get a palindrome (444989444).

The spelling of 243148102 in words is "two hundred forty-three million, one hundred forty-eight thousand, one hundred two".