8009201029 has 2 divisors, whose sum is σ = 8009201030. Its totient is φ = 8009201028.

The previous prime is 8009201017. The next prime is 8009201069. The reversal of 8009201029 is 9201029008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5945952100 + 2063248929 = 77110^2 + 45423^2 .

It is a cyclic number.

It is not a de Polignac number, because 8009201029 - 2²¹ = 8007103877 is a prime.

It is a super-2 number, since 2×8009201029² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8009201069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4004600514 + 4004600515.

It is an arithmetic number, because the mean of its divisors is an integer number (4004600515).

Almost surely, 2^8009201029 is an apocalyptic number.

It is an amenable number.

8009201029 is a deficient number, since it is larger than the sum of its proper divisors (1).

8009201029 is an equidigital number, since it uses as much as digits as its factorization.

8009201029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 8009201029 is about 89494.1396349504. The cubic root of 8009201029 is about 2000.7664586497.

The spelling of 8009201029 in words is "eight billion, nine million, two hundred one thousand, twenty-nine".