1002343129 has 4 divisors (see below), whose sum is σ = 1002710500. Its totient is φ = 1001975760.

The previous prime is 1002343123. The next prime is 1002343141. The reversal of 1002343129 is 9213432001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65983129 + 936360000 = 8123^2 + 30600^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002343129 - 2¹³ = 1002334937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002343123) 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 in 3 ways as a sum of consecutive naturals, for example, 179562 + ... + 185059.

It is an arithmetic number, because the mean of its divisors is an integer number (250677625).

Almost surely, 2^1002343129 is an apocalyptic number.

It is an amenable number.

1002343129 is a deficient number, since it is larger than the sum of its proper divisors (367371).

1002343129 is an equidigital number, since it uses as much as digits as its factorization.

1002343129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367370.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1002343129 is about 31659.8030473975. The cubic root of 1002343129 is about 1000.7804337647.

The spelling of 1002343129 in words is "one billion, two million, three hundred forty-three thousand, one hundred twenty-nine".