102040052 has 48 divisors (see below), whose sum is σ = 201180672. Its totient is φ = 45027840.

The previous prime is 102040027. The next prime is 102040061. The reversal of 102040052 is 250040201.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 82277 + ... + 83507.

It is an arithmetic number, because the mean of its divisors is an integer number (4191264).

Almost surely, 2^102040052 is an apocalyptic number.

It is an amenable number.

102040052 is a deficient number, since it is larger than the sum of its proper divisors (99140620).

102040052 is a wasteful number, since it uses less digits than its factorization.

102040052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328 (or 1326 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 102040052 is about 10101.4876132182. The cubic root of 102040052 is about 467.2940204243.

Adding to 102040052 its reverse (250040201), we get a palindrome (352080253).

The spelling of 102040052 in words is "one hundred two million, forty thousand, fifty-two".