852729149 has 2 divisors, whose sum is σ = 852729150. Its totient is φ = 852729148.

The previous prime is 852729109. The next prime is 852729179. The reversal of 852729149 is 941927258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 640444249 + 212284900 = 25307^2 + 14570^2 .

It is a cyclic number.

It is not a de Polignac number, because 852729149 - 2²⁴ = 835951933 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852729109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426364574 + 426364575.

It is an arithmetic number, because the mean of its divisors is an integer number (426364575).

Almost surely, 2^852729149 is an apocalyptic number.

It is an amenable number.

852729149 is a deficient number, since it is larger than the sum of its proper divisors (1).

852729149 is an equidigital number, since it uses as much as digits as its factorization.

852729149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 47.

The square root of 852729149 is about 29201.5264840727. The cubic root of 852729149 is about 948.2809721767.

The spelling of 852729149 in words is "eight hundred fifty-two million, seven hundred twenty-nine thousand, one hundred forty-nine".