102131134 has 8 divisors (see below), whose sum is σ = 175081968. Its totient is φ = 43770480.

The previous prime is 102131131. The next prime is 102131177. The reversal of 102131134 is 431131201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102131131) 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, 3647527 + ... + 3647554.

It is an arithmetic number, because the mean of its divisors is an integer number (21885246).

Almost surely, 2^102131134 is an apocalyptic number.

102131134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102131134 is a deficient number, since it is larger than the sum of its proper divisors (72950834).

102131134 is an equidigital number, since it uses as much as digits as its factorization.

102131134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7295090.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 102131134 is about 10105.9949534917. The cubic root of 102131134 is about 467.4330162258.

Adding to 102131134 its reverse (431131201), we get a palindrome (533262335).

The spelling of 102131134 in words is "one hundred two million, one hundred thirty-one thousand, one hundred thirty-four".