120450515 has 8 divisors (see below), whose sum is σ = 145162368. Its totient is φ = 95945920.

The previous prime is 120450467. The next prime is 120450527. The reversal of 120450515 is 515054021.

It is a happy number.

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

It is not a de Polignac number, because 120450515 - 2¹⁴ = 120434131 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50531 + ... + 52860.

It is an arithmetic number, because the mean of its divisors is an integer number (18145296).

Almost surely, 2^120450515 is an apocalyptic number.

120450515 is a deficient number, since it is larger than the sum of its proper divisors (24711853).

120450515 is a wasteful number, since it uses less digits than its factorization.

120450515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103629.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 120450515 is about 10974.9949886093. The cubic root of 120450515 is about 493.8589026461.

The spelling of 120450515 in words is "one hundred twenty million, four hundred fifty thousand, five hundred fifteen".