102134646 has 24 divisors (see below), whose sum is σ = 228431424. Its totient is φ = 32946480.

The previous prime is 102134639. The next prime is 102134647. The reversal of 102134646 is 646431201.

102134646 is a `hidden beast` number, since 1 + 0 + 2 + 13 + 4 + 646 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102134647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90961 + ... + 92076.

It is an arithmetic number, because the mean of its divisors is an integer number (9517976).

Almost surely, 2^102134646 is an apocalyptic number.

102134646 is an abundant number, since it is smaller than the sum of its proper divisors (126296778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102134646 is a wasteful number, since it uses less digits than its factorization.

102134646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183076 (or 183073 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 102134646 is about 10106.1687102482. The cubic root of 102134646 is about 467.4383740629.

Adding to 102134646 its reverse (646431201), we get a palindrome (748565847).

The spelling of 102134646 in words is "one hundred two million, one hundred thirty-four thousand, six hundred forty-six".