1602206011 has 4 divisors (see below), whose sum is σ = 1831092592. Its totient is φ = 1373319432.

The previous prime is 1602206009. The next prime is 1602206017. The reversal of 1602206011 is 1106022061.

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 1602206011 - 2¹ = 1602206009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1602206011.

It is not an unprimeable number, because it can be changed into a prime (1602206017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114443280 + ... + 114443293.

It is an arithmetic number, because the mean of its divisors is an integer number (457773148).

Almost surely, 2^1602206011 is an apocalyptic number.

1602206011 is a deficient number, since it is larger than the sum of its proper divisors (228886581).

1602206011 is an equidigital number, since it uses as much as digits as its factorization.

1602206011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228886580.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1602206011 is about 40027.5656391942. The cubic root of 1602206011 is about 1170.1443830389.

Adding to 1602206011 its reverse (1106022061), we get a palindrome (2708228072).

The spelling of 1602206011 in words is "one billion, six hundred two million, two hundred six thousand, eleven".