102115126 has 8 divisors (see below), whose sum is σ = 153231624. Its totient is φ = 51037920.

The previous prime is 102115121. The next prime is 102115151. The reversal of 102115126 is 621511201.

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 (102115121) by changing a digit.

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, 2115 + ... + 14446.

It is an arithmetic number, because the mean of its divisors is an integer number (19153953).

Almost surely, 2^102115126 is an apocalyptic number.

102115126 is a deficient number, since it is larger than the sum of its proper divisors (51116498).

102115126 is a wasteful number, since it uses less digits than its factorization.

102115126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19646.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 102115126 is about 10105.2029173095. The cubic root of 102115126 is about 467.4085931846.

Adding to 102115126 its reverse (621511201), we get a palindrome (723626327).

The spelling of 102115126 in words is "one hundred two million, one hundred fifteen thousand, one hundred twenty-six".