270199129 has 2 divisors, whose sum is σ = 270199130. Its totient is φ = 270199128.

The previous prime is 270199117. The next prime is 270199183. The reversal of 270199129 is 921991072.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213949129 + 56250000 = 14627^2 + 7500^2 .

It is a cyclic number.

It is not a de Polignac number, because 270199129 - 2¹⁵ = 270166361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 270199091 and 270199100.

It is not a weakly prime, because it can be changed into another prime (270199529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135099564 + 135099565.

It is an arithmetic number, because the mean of its divisors is an integer number (135099565).

Almost surely, 2^270199129 is an apocalyptic number.

It is an amenable number.

270199129 is a deficient number, since it is larger than the sum of its proper divisors (1).

270199129 is an equidigital number, since it uses as much as digits as its factorization.

270199129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 270199129 is about 16437.7349108690. The cubic root of 270199129 is about 646.4892607138.

The spelling of 270199129 in words is "two hundred seventy million, one hundred ninety-nine thousand, one hundred twenty-nine".