1002725893 has 8 divisors (see below), whose sum is σ = 1136693600. Its totient is φ = 876877488.

The previous prime is 1002725813. The next prime is 1002725923. The reversal of 1002725893 is 3985272001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002725893 - 2²⁵ = 969171461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002725803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029563 + ... + 2030056.

It is an arithmetic number, because the mean of its divisors is an integer number (142086700).

Almost surely, 2^1002725893 is an apocalyptic number.

1002725893 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1002725893 is a deficient number, since it is larger than the sum of its proper divisors (133967707).

1002725893 is a wasteful number, since it uses less digits than its factorization.

1002725893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4059651.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 1002725893 is about 31665.8474227361. The cubic root of 1002725893 is about 1000.9078066377.

Adding to 1002725893 its reverse (3985272001), we get a palindrome (4987997894).

The spelling of 1002725893 in words is "one billion, two million, seven hundred twenty-five thousand, eight hundred ninety-three".