1000802659 has 4 divisors (see below), whose sum is σ = 1001422440. Its totient is φ = 1000182880.

The previous prime is 1000802653. The next prime is 1000802669. The reversal of 1000802659 is 9562080001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9562080001 = 113 ⋅84620177.

It is a cyclic number.

It is not a de Polignac number, because 1000802659 - 2²⁹ = 463931747 is a prime.

It is a super-2 number, since 2×1000802659² = 2003211924522940562, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000802659.

It is not an unprimeable number, because it can be changed into a prime (1000802653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307462 + ... + 310699.

It is an arithmetic number, because the mean of its divisors is an integer number (250355610).

Almost surely, 2^1000802659 is an apocalyptic number.

1000802659 is a deficient number, since it is larger than the sum of its proper divisors (619781).

1000802659 is an equidigital number, since it uses as much as digits as its factorization.

1000802659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619780.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1000802659 is about 31635.4652091604. The cubic root of 1000802659 is about 1000.2674814473.

The spelling of 1000802659 in words is "one billion, eight hundred two thousand, six hundred fifty-nine".