102825615 has 8 divisors (see below), whose sum is σ = 164521008. Its totient is φ = 54840320.

The previous prime is 102825601. The next prime is 102825631. The reversal of 102825615 is 516528201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102825615 - 2¹³ = 102817423 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3427506 + ... + 3427535.

It is an arithmetic number, because the mean of its divisors is an integer number (20565126).

Almost surely, 2^102825615 is an apocalyptic number.

102825615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102825615 is a deficient number, since it is larger than the sum of its proper divisors (61695393).

102825615 is an equidigital number, since it uses as much as digits as its factorization.

102825615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6855049.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 102825615 is about 10140.2965932955. The cubic root of 102825615 is about 468.4901222600.

The spelling of 102825615 in words is "one hundred two million, eight hundred twenty-five thousand, six hundred fifteen".