195671029 has 2 divisors, whose sum is σ = 195671030. Its totient is φ = 195671028.

The previous prime is 195671009. The next prime is 195671041. The reversal of 195671029 is 920176591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168610225 + 27060804 = 12985^2 + 5202^2 .

It is a cyclic number.

It is not a de Polignac number, because 195671029 - 2⁵ = 195670997 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 195670982 and 195671000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195671009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97835514 + 97835515.

It is an arithmetic number, because the mean of its divisors is an integer number (97835515).

Almost surely, 2^195671029 is an apocalyptic number.

It is an amenable number.

195671029 is a deficient number, since it is larger than the sum of its proper divisors (1).

195671029 is an equidigital number, since it uses as much as digits as its factorization.

195671029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 195671029 is about 13988.2461016383. The cubic root of 195671029 is about 580.5534046214.

The spelling of 195671029 in words is "one hundred ninety-five million, six hundred seventy-one thousand, twenty-nine".