102104400134 has 32 divisors (see below), whose sum is σ = 171655545600. Its totient is φ = 45140963040.

The previous prime is 102104400131. The next prime is 102104400161. The reversal of 102104400134 is 431004401201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102104400131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2485937 + ... + 2526675.

It is an arithmetic number, because the mean of its divisors is an integer number (5364235800).

Almost surely, 2^102104400134 is an apocalyptic number.

102104400134 is a deficient number, since it is larger than the sum of its proper divisors (69551145466).

102104400134 is a wasteful number, since it uses less digits than its factorization.

102104400134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43868.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 102104400134 its reverse (431004401201), we get a palindrome (533108801335).

The spelling of 102104400134 in words is "one hundred two billion, one hundred four million, four hundred thousand, one hundred thirty-four".