102434475 has 48 divisors (see below), whose sum is σ = 198987264. Its totient is φ = 45840000.

The previous prime is 102434473. The next prime is 102434483. The reversal of 102434475 is 574434201.

It is not a de Polignac number, because 102434475 - 2¹ = 102434473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102434473) 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 47 ways as a sum of consecutive naturals, for example, 5950 + ... + 15500.

It is an arithmetic number, because the mean of its divisors is an integer number (4145568).

Almost surely, 2^102434475 is an apocalyptic number.

102434475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102434475 is a deficient number, since it is larger than the sum of its proper divisors (96552789).

102434475 is a wasteful number, since it uses less digits than its factorization.

102434475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588 (or 9583 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 102434475 is about 10120.9917992260. The cubic root of 102434475 is about 467.8953350937.

Adding to 102434475 its reverse (574434201), we get a palindrome (676868676).

The spelling of 102434475 in words is "one hundred two million, four hundred thirty-four thousand, four hundred seventy-five".