102052503 has 24 divisors (see below), whose sum is σ = 170114048. Its totient is φ = 57745872.

The previous prime is 102052499. The next prime is 102052519. The reversal of 102052503 is 305250201.

It is a happy number.

It is not a de Polignac number, because 102052503 - 2² = 102052499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102052583) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1375 + ... + 14352.

Almost surely, 2^102052503 is an apocalyptic number.

102052503 is a deficient number, since it is larger than the sum of its proper divisors (68061545).

102052503 is a wasteful number, since it uses less digits than its factorization.

102052503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15843 (or 15840 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 102052503 is about 10102.1038897845. The cubic root of 102052503 is about 467.3130261679.

The spelling of 102052503 in words is "one hundred two million, fifty-two thousand, five hundred three".