1002520315 has 32 divisors (see below), whose sum is σ = 1290143232. Its totient is φ = 746496000.

The previous prime is 1002520301. The next prime is 1002520331. The reversal of 1002520315 is 5130252001.

It is not a de Polignac number, because 1002520315 - 2⁷ = 1002520187 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002520292 and 1002520301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 462835 + ... + 464995.

It is an arithmetic number, because the mean of its divisors is an integer number (40316976).

Almost surely, 2^1002520315 is an apocalyptic number.

1002520315 is a deficient number, since it is larger than the sum of its proper divisors (287622917).

1002520315 is a wasteful number, since it uses less digits than its factorization.

1002520315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1002520315 is about 31662.6012039441. The cubic root of 1002520315 is about 1000.8394002101.

Adding to 1002520315 its reverse (5130252001), we get a palindrome (6132772316).

The spelling of 1002520315 in words is "one billion, two million, five hundred twenty thousand, three hundred fifteen".