102771343 has 4 divisors (see below), whose sum is σ = 102805528. Its totient is φ = 102737160.

The previous prime is 102771329. The next prime is 102771391. The reversal of 102771343 is 343177201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102771343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102771313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12096 + ... + 18757.

It is an arithmetic number, because the mean of its divisors is an integer number (25701382).

Almost surely, 2^102771343 is an apocalyptic number.

102771343 is a deficient number, since it is larger than the sum of its proper divisors (34185).

102771343 is an equidigital number, since it uses as much as digits as its factorization.

102771343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34184.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 102771343 is about 10137.6201842444. The cubic root of 102771343 is about 468.4076837530.

The spelling of 102771343 in words is "one hundred two million, seven hundred seventy-one thousand, three hundred forty-three".