1602120326 has 4 divisors (see below), whose sum is σ = 2403180492. Its totient is φ = 801060162.

The previous prime is 1602120251. The next prime is 1602120329. The reversal of 1602120326 is 6230212061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6230212061 = 30253 ⋅205937.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602120329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400530080 + ... + 400530083.

It is an arithmetic number, because the mean of its divisors is an integer number (600795123).

Almost surely, 2^1602120326 is an apocalyptic number.

1602120326 is a deficient number, since it is larger than the sum of its proper divisors (801060166).

1602120326 is an equidigital number, since it uses as much as digits as its factorization.

1602120326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801060165.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1602120326 is about 40026.4952999885. The cubic root of 1602120326 is about 1170.1235231311.

Adding to 1602120326 its reverse (6230212061), we get a palindrome (7832332387).

The spelling of 1602120326 in words is "one billion, six hundred two million, one hundred twenty thousand, three hundred twenty-six".