102312434 has 8 divisors (see below), whose sum is σ = 175392768. Its totient is φ = 43848180.

The previous prime is 102312421. The next prime is 102312449. The reversal of 102312434 is 434213201.

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

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, 3654002 + ... + 3654029.

It is an arithmetic number, because the mean of its divisors is an integer number (21924096).

Almost surely, 2^102312434 is an apocalyptic number.

102312434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102312434 is a deficient number, since it is larger than the sum of its proper divisors (73080334).

102312434 is an equidigital number, since it uses as much as digits as its factorization.

102312434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7308040.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 102312434 is about 10114.9608995784. The cubic root of 102312434 is about 467.7094435535.

Adding to 102312434 its reverse (434213201), we get a palindrome (536525635).

The spelling of 102312434 in words is "one hundred two million, three hundred twelve thousand, four hundred thirty-four".