1602135317 has 2 divisors, whose sum is σ = 1602135318. Its totient is φ = 1602135316.

The previous prime is 1602135299. The next prime is 1602135319. The reversal of 1602135317 is 7135312061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1502415121 + 99720196 = 38761^2 + 9986^2 .

It is a cyclic number.

It is not a de Polignac number, because 1602135317 - 2⁸ = 1602135061 is a prime.

Together with 1602135319, it forms a pair of twin primes.

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 1602135317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1602135319) 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, 801067658 + 801067659.

It is an arithmetic number, because the mean of its divisors is an integer number (801067659).

Almost surely, 2^1602135317 is an apocalyptic number.

It is an amenable number.

1602135317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602135317 is an equidigital number, since it uses as much as digits as its factorization.

1602135317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1602135317 is about 40026.6825630104. The cubic root of 1602135317 is about 1170.1271727253.

Adding to 1602135317 its reverse (7135312061), we get a palindrome (8737447378).

The spelling of 1602135317 in words is "one billion, six hundred two million, one hundred thirty-five thousand, three hundred seventeen".