1602611 has 2 divisors, whose sum is σ = 1602612. Its totient is φ = 1602610.

The previous prime is 1602599. The next prime is 1602637. The reversal of 1602611 is 1162061.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1162061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1602611 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1602611.

It is not a weakly prime, because it can be changed into another prime (1602661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801305 + 801306.

It is an arithmetic number, because the mean of its divisors is an integer number (801306).

2^1602611 is an apocalyptic number.

1602611 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602611 is an equidigital number, since it uses as much as digits as its factorization.

1602611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1602611 is about 1265.9427317221. The cubic root of 1602611 is about 117.0242967049.

Adding to 1602611 its reverse (1162061), we get a palindrome (2764672).

The spelling of 1602611 in words is "one million, six hundred two thousand, six hundred eleven".