1602143297 has 2 divisors, whose sum is σ = 1602143298. Its totient is φ = 1602143296.

The previous prime is 1602143293. The next prime is 1602143299. The reversal of 1602143297 is 7923412061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1601280256 + 863041 = 40016^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 1602143297 - 2² = 1602143293 is a prime.

Together with 1602143299, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1602143293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801071648 + 801071649.

It is an arithmetic number, because the mean of its divisors is an integer number (801071649).

Almost surely, 2^1602143297 is an apocalyptic number.

It is an amenable number.

1602143297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1602143297 is an equidigital number, since it uses as much as digits as its factorization.

1602143297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1602143297 is about 40026.7822463910. The cubic root of 1602143297 is about 1170.1291154658.

The spelling of 1602143297 in words is "one billion, six hundred two million, one hundred forty-three thousand, two hundred ninety-seven".