102136343 has 4 divisors (see below), whose sum is σ = 107511960. Its totient is φ = 96760728.

The previous prime is 102136283. The next prime is 102136361. The reversal of 102136343 is 343631201.

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

It is a cyclic number.

It is not a de Polignac number, because 102136343 - 2¹⁴ = 102119959 is a prime.

It is a super-3 number, since 3×102136343³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102136373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2687780 + ... + 2687817.

It is an arithmetic number, because the mean of its divisors is an integer number (26877990).

Almost surely, 2^102136343 is an apocalyptic number.

102136343 is a deficient number, since it is larger than the sum of its proper divisors (5375617).

102136343 is an equidigital number, since it uses as much as digits as its factorization.

102136343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5375616.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 102136343 is about 10106.2526685216. The cubic root of 102136343 is about 467.4409629283.

Adding to 102136343 its reverse (343631201), we get a palindrome (445767544).

The spelling of 102136343 in words is "one hundred two million, one hundred thirty-six thousand, three hundred forty-three".