102483505 has 4 divisors (see below), whose sum is σ = 122980212. Its totient is φ = 81986800.

The previous prime is 102483481. The next prime is 102483517. The reversal of 102483505 is 505384201.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21986721 + 80496784 = 4689^2 + 8972^2 .

It is a de Polignac number, because none of the positive numbers 2^k-102483505 is a prime.

It is a Duffinian number.

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, 10248346 + ... + 10248355.

It is an arithmetic number, because the mean of its divisors is an integer number (30745053).

Almost surely, 2^102483505 is an apocalyptic number.

It is an amenable number.

102483505 is a deficient number, since it is larger than the sum of its proper divisors (20496707).

102483505 is an equidigital number, since it uses as much as digits as its factorization.

102483505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20496706.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 102483505 is about 10123.4137028969. The cubic root of 102483505 is about 467.9699754888.

The spelling of 102483505 in words is "one hundred two million, four hundred eighty-three thousand, five hundred five".