1002611 has 4 divisors (see below), whose sum is σ = 1055400. Its totient is φ = 949824.

The previous prime is 1002583. The next prime is 1002619. The reversal of 1002611 is 1162001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002611 - 2¹⁰ = 1001587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002592 and 1002601.

It is not an unprimeable number, because it can be changed into a prime (1002619) 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, 26366 + ... + 26403.

It is an arithmetic number, because the mean of its divisors is an integer number (263850).

2^1002611 is an apocalyptic number.

1002611 is a deficient number, since it is larger than the sum of its proper divisors (52789).

1002611 is an equidigital number, since it uses as much as digits as its factorization.

1002611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52788.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1002611 is about 1001.3046489456. The cubic root of 1002611 is about 100.0869576950.

Adding to 1002611 its reverse (1162001), we get a palindrome (2164612).

The spelling of 1002611 in words is "one million, two thousand, six hundred eleven".