102316394 has 8 divisors (see below), whose sum is σ = 156370500. Its totient is φ = 50192896.

The previous prime is 102316381. The next prime is 102316427. The reversal of 102316394 is 493613201.

It can be written as a sum of positive squares in 2 ways, for example, as 100741369 + 1575025 = 10037^2 + 1255^2 .

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

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 482519 + ... + 482730.

Almost surely, 2^102316394 is an apocalyptic number.

102316394 is a deficient number, since it is larger than the sum of its proper divisors (54054106).

102316394 is an equidigital number, since it uses as much as digits as its factorization.

102316394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965304.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 102316394 is about 10115.1566473288. The cubic root of 102316394 is about 467.7154777028.

Adding to 102316394 its reverse (493613201), we get a palindrome (595929595).

The spelling of 102316394 in words is "one hundred two million, three hundred sixteen thousand, three hundred ninety-four".