2533120915 has 8 divisors (see below), whose sum is σ = 3273571728. Its totient is φ = 1870612320.

The previous prime is 2533120903. The next prime is 2533120981. The reversal of 2533120915 is 5190213352.

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

It is not a de Polignac number, because 2533120915 - 2⁷ = 2533120787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19485481 + ... + 19485610.

It is an arithmetic number, because the mean of its divisors is an integer number (409196466).

Almost surely, 2^2533120915 is an apocalyptic number.

2533120915 is a deficient number, since it is larger than the sum of its proper divisors (740450813).

2533120915 is a wasteful number, since it uses less digits than its factorization.

2533120915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38971109.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 2533120915 is about 50330.1193620679. The cubic root of 2533120915 is about 1363.1761326162.

The spelling of 2533120915 in words is "two billion, five hundred thirty-three million, one hundred twenty thousand, nine hundred fifteen".