1002302129 has 2 divisors, whose sum is σ = 1002302130. Its totient is φ = 1002302128.

The previous prime is 1002302071. The next prime is 1002302141. The reversal of 1002302129 is 9212032001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 606292129 + 396010000 = 24623^2 + 19900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002302129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002302129.

It is not a weakly prime, because it can be changed into another prime (1002302149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501151064 + 501151065.

It is an arithmetic number, because the mean of its divisors is an integer number (501151065).

Almost surely, 2^1002302129 is an apocalyptic number.

It is an amenable number.

1002302129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002302129 is an equidigital number, since it uses as much as digits as its factorization.

1002302129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1002302129 is about 31659.1555320100. The cubic root of 1002302129 is about 1000.7667882189.

The spelling of 1002302129 in words is "one billion, two million, three hundred two thousand, one hundred twenty-nine".