1002493015 has 16 divisors (see below), whose sum is σ = 1220244480. Its totient is φ = 790526880.

The previous prime is 1002493003. The next prime is 1002493021. The reversal of 1002493015 is 5103942001.

It is not a de Polignac number, because 1002493015 - 2¹³ = 1002484823 is a prime.

It is a super-3 number, since 3×1002493015³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285420 + ... + 288910.

It is an arithmetic number, because the mean of its divisors is an integer number (76265280).

Almost surely, 2^1002493015 is an apocalyptic number.

1002493015 is a deficient number, since it is larger than the sum of its proper divisors (217751465).

1002493015 is an equidigital number, since it uses as much as digits as its factorization.

1002493015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1002493015 is about 31662.1700930306. The cubic root of 1002493015 is about 1000.8303153855.

The spelling of 1002493015 in words is "one billion, two million, four hundred ninety-three thousand, fifteen".