102550115 has 8 divisors (see below), whose sum is σ = 123114768. Its totient is φ = 82003680.

The previous prime is 102550081. The next prime is 102550121. The reversal of 102550115 is 511055201.

It is a happy number.

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

It is not a de Polignac number, because 102550115 - 2¹⁰ = 102549091 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 7 ways as a sum of consecutive naturals, for example, 17960 + ... + 22970.

It is an arithmetic number, because the mean of its divisors is an integer number (15389346).

Almost surely, 2^102550115 is an apocalyptic number.

102550115 is a deficient number, since it is larger than the sum of its proper divisors (20564653).

102550115 is an equidigital number, since it uses as much as digits as its factorization.

102550115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 102550115 is about 10126.7030666451. The cubic root of 102550115 is about 468.0713405137.

The spelling of 102550115 in words is "one hundred two million, five hundred fifty thousand, one hundred fifteen".