2002901729 has 2 divisors, whose sum is σ = 2002901730. Its totient is φ = 2002901728.

The previous prime is 2002901717. The next prime is 2002901731. The reversal of 2002901729 is 9271092002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1920455329 + 82446400 = 43823^2 + 9080^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002901729 is a prime.

Together with 2002901731, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002901695 and 2002901704.

It is not a weakly prime, because it can be changed into another prime (2002901759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001450864 + 1001450865.

It is an arithmetic number, because the mean of its divisors is an integer number (1001450865).

Almost surely, 2^2002901729 is an apocalyptic number.

It is an amenable number.

2002901729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002901729 is an equidigital number, since it uses as much as digits as its factorization.

2002901729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 2002901729 is about 44753.7901076546. The cubic root of 2002901729 is about 1260.5300803576.

The spelling of 2002901729 in words is "two billion, two million, nine hundred one thousand, seven hundred twenty-nine".