102862147117 has 4 divisors (see below), whose sum is σ = 103014989020. Its totient is φ = 102709305216.

The previous prime is 102862147099. The next prime is 102862147189. The reversal of 102862147117 is 711741268201.

It is a happy number.

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 26837320041 + 76024827076 = 163821^2 + 275726^2 .

It is a cyclic number.

It is not a de Polignac number, because 102862147117 - 2¹¹ = 102862145069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102862147117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102862187117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76419942 + ... + 76421287.

It is an arithmetic number, because the mean of its divisors is an integer number (25753747255).

Almost surely, 2^102862147117 is an apocalyptic number.

It is an amenable number.

102862147117 is a deficient number, since it is larger than the sum of its proper divisors (152841903).

102862147117 is an equidigital number, since it uses as much as digits as its factorization.

102862147117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152841902.

The product of its (nonzero) digits is 37632, while the sum is 40.

The spelling of 102862147117 in words is "one hundred two billion, eight hundred sixty-two million, one hundred forty-seven thousand, one hundred seventeen".