120450517 has 8 divisors (see below), whose sum is σ = 137113920. Its totient is φ = 104739360.

The previous prime is 120450467. The next prime is 120450527. The reversal of 120450517 is 715054021.

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

It is a de Polignac number, because none of the positive numbers 2^k-120450517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120450491 and 120450500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120450527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237792 + ... + 238297.

It is an arithmetic number, because the mean of its divisors is an integer number (17139240).

Almost surely, 2^120450517 is an apocalyptic number.

It is an amenable number.

120450517 is a deficient number, since it is larger than the sum of its proper divisors (16663403).

120450517 is a wasteful number, since it uses less digits than its factorization.

120450517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476123.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 120450517 is about 10974.9950797255. The cubic root of 120450517 is about 493.8589053795.

The spelling of 120450517 in words is "one hundred twenty million, four hundred fifty thousand, five hundred seventeen".