120815134 has 8 divisors (see below), whose sum is σ = 197697528. Its totient is φ = 54915960.

The previous prime is 120815087. The next prime is 120815203. The reversal of 120815134 is 431518021.

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

It is a junction number, because it is equal to n+sod(n) for n = 120815099 and 120815108.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2745777 + ... + 2745820.

It is an arithmetic number, because the mean of its divisors is an integer number (24712191).

Almost surely, 2^120815134 is an apocalyptic number.

120815134 is a deficient number, since it is larger than the sum of its proper divisors (76882394).

120815134 is a wasteful number, since it uses less digits than its factorization.

120815134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5491610.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 120815134 is about 10991.5937879818. The cubic root of 120815134 is about 494.3567251906.

The spelling of 120815134 in words is "one hundred twenty million, eight hundred fifteen thousand, one hundred thirty-four".